In a division formula with a remainder, the known quotient is 18 and the remainder is 17. So what is the minimum dividend of this division formula?
在一道有余数的除法算式里，已知商是18，余数是17．那么这道除法算式的被除数至少是多少．
<gadget id="calculator">18 * 18</gadget>
<output>324</output>

<gadget id="calculator">324 + 17</gadget>
<output>341</output>

<result>341</result>