Q: What is the sum of all factors of the number 20,728,845 excluding 20,728,845?
A: 16,336,755
The factors of the number 20,728,845 are: 1, 3, 5, 9, 15, 27, 45, 135, 233, 659, 699, 1165, 1977, 2097, 3295, 3495, 5931, 6291, 9885, 10485, 17793, 29655, 31455, 88965, 153547, 460641, 767735, 1381923, 2303205, 4145769, 6909615, 20728845.
If you add them up, you will get the total of 20,728,861. Now subtract 20,728,845 to get 16,336,755