Q: What is the sum of all factors of the number 218,387 excluding 218,387?
A: 20,509
The factors of the number 218,387 are: 1, 13, 107, 157, 1391, 2041, 16799, 218387.
If you add them up, you will get the total of 218,407. Now subtract 218,387 to get 20,509