19776701

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{617}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 23928960

約数和(自身を除く): 4152259

約数列:

[1, 7, 19, 133, 241, 617, 1687, 4319, 4579, 11723, 32053, 82061, 148697, 1040879, 2825243, 19776701]

約数ペア:

[(1, 19776701), (7, 2825243), (19, 1040879), (133, 148697), (241, 82061), (617, 32053), (1687, 11723), (4319, 4579)]