20176663

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 22730400

約数和(自身を除く): 2553737

約数列:

[1, 13, 29, 109, 377, 491, 1417, 3161, 6383, 14239, 41093, 53519, 185107, 695747, 1552051, 20176663]

約数ペア:

[(1, 20176663), (13, 1552051), (29, 695747), (109, 185107), (377, 53519), (491, 41093), (1417, 14239), (3161, 6383)]