398341702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{19963}}^1$

素因数の和:20883

約数の個数: 16

約数和(自身を含む): 652583232

約数和(自身を除く): 254241530

約数列:

[1, 2, 11, 22, 907, 1814, 9977, 19954, 19963, 39926, 219593, 439186, 18106441, 36212882, 199170851, 398341702]

約数ペア:

[(1, 398341702), (2, 199170851), (11, 36212882), (22, 18106441), (907, 439186), (1814, 219593), (9977, 39926), (19954, 19963)]