(A) represents the number of divisors of the natural number A. For example, 4 has three divisors of 1, 2, and 4, which can be expressed as (4)=3. Calculation: ((18)+(22))/(7)=how much.
(A)表示自然数A的约数的个数．例如，4有1，2，4三个约数，可以表示成(4)=3．计算：((18)+(22))/(7)=多少．
<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">6 + 4</gadget>
<output>10</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<result>5</result>