Among the natural numbers from 1 to 2001, how many numbers are divisible by 37 but not divisible by 2 or 3?
在1到2001的自然数中，能被37整除，但不能被2或3整除的数有多少个．
<gadget id="calculator">54 - 27 - 18</gadget>
<output>9</output>

<gadget id="calculator">9 + 9</gadget>
<output>18</output>

<result>18</result>