19993357433

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{721079}}^1$

素因数の和:721336

約数の個数: 16

約数和(自身を含む): 24297511680

約数和(自身を除く): 4304154247

約数列:

[1, 7, 17, 119, 233, 1631, 3961, 27727, 721079, 5047553, 12258343, 85808401, 168011407, 1176079849, 2856193919, 19993357433]

約数ペア:

[(1, 19993357433), (7, 2856193919), (17, 1176079849), (119, 168011407), (233, 85808401), (1631, 12258343), (3961, 5047553), (27727, 721079)]