Q: What is the sum of all factors of the number 39,878 excluding 39,878?
A: 20,794
The factors of the number 39,878 are: 1, 2, 127, 157, 254, 314, 19939, 39878.
If you add them up, you will get the total of 39,898. Now subtract 39,878 to get 20,794