The function \(f(n)\) is given by the number of factors of \(n.\) If \(p\) and \(q\) are positive integers and \(f(pq) = 4,\) what is the value of \(p?\)
(1) \(p + q\) is an odd integer.
(2) \(q\) is less than \(p.\)
Answer: E
Source: Manhattan GMAT