20179955621

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{24225637}}^1$

素因数の和:24225668

約数の個数: 12

約数和(自身を含む): 24855504588

約数和(自身を除く): 4675548967

約数列:

[1, 7, 17, 49, 119, 833, 24225637, 169579459, 411835829, 1187056213, 2882850803, 20179955621]

約数ペア:

[(1, 20179955621), (7, 2882850803), (17, 1187056213), (49, 411835829), (119, 169579459), (833, 24225637)]