919971844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{20908451}}^1$

素因数の和:20908466

約数の個数: 12

約数和(自身を含む): 1756309968

約数和(自身を除く): 836338124

約数列:

[1, 2, 4, 11, 22, 44, 20908451, 41816902, 83633804, 229992961, 459985922, 919971844]

約数ペア:

[(1, 919971844), (2, 459985922), (4, 229992961), (11, 83633804), (22, 41816902), (44, 20908451)]