Q: What is the sum of all factors of the number 661,918 excluding 661,918?
A: 338,522
The factors of the number 661,918 are: 1, 2, 139, 278, 2381, 4762, 330959, 661918.
If you add them up, you will get the total of 662,256. Now subtract 661,918 to get 338,522