When 19 is divided by the positive integer k, the remainder is 3, for how many different values of k is this true?  Choices
A) 1	B) 2	C) 3	D) 4	E) 5
This means that 16 must be a multiple of k.   The factors of 16 are 1, 2, 4, 8, and 16.   Out of these, k can be 4, 8, and 16.   The answer is 3.
<result>C</result>
When 19 is divided by the positive integer k, the remainder is 3, for how many different values of k is this true?