12931786

素因数分解:

$2^1\times 7^4\times {\mathrm{2693}}^1$

素因数の和:2723

約数の個数: 20

約数和(自身を含む): 22637682

約数和(自身を除く): 9705896

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 2693, 4802, 5386, 18851, 37702, 131957, 263914, 923699, 1847398, 6465893, 12931786]

約数ペア:

[(1, 12931786), (2, 6465893), (7, 1847398), (14, 923699), (49, 263914), (98, 131957), (343, 37702), (686, 18851), (2401, 5386), (2693, 4802)]