220191644

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{696809}}^1$

素因数の和:696892

約数の個数: 12

約数和(自身を含む): 390213600

約数和(自身を除く): 170021956

約数列:

[1, 2, 4, 79, 158, 316, 696809, 1393618, 2787236, 55047911, 110095822, 220191644]

約数ペア:

[(1, 220191644), (2, 110095822), (4, 55047911), (79, 2787236), (158, 1393618), (316, 696809)]