Q: What is the sum of all factors of the number 1,378,891 excluding 1,378,891?
A: 19,493
The factors of the number 1,378,891 are: 1, 71, 19421, 1378891.
If you add them up, you will get the total of 1,378,910. Now subtract 1,378,891 to get 19,493