20994003124

素因数分解:

$2^2\times {\mathrm{6781}}^1\times {\mathrm{774001}}^1$

素因数の和:780786

約数の個数: 12

約数和(自身を含む): 36744970948

約数和(自身を除く): 15750967824

約数列:

[1, 2, 4, 6781, 13562, 27124, 774001, 1548002, 3096004, 5248500781, 10497001562, 20994003124]

約数ペア:

[(1, 20994003124), (2, 10497001562), (4, 5248500781), (6781, 3096004), (13562, 1548002), (27124, 774001)]