Q: What is the sum of all factors of the number 401,638 excluding 401,638?
A: 203,522
The factors of the number 401,638 are: 1, 2, 409, 491, 818, 982, 200819, 401638.
If you add them up, you will get the total of 401,841. Now subtract 401,638 to get 203,522