18987167516

素因数分解:

$2^2\times {\mathrm{857}}^1\times {\mathrm{881}}^1\times {\mathrm{6287}}^1$

素因数の和:8029

約数の個数: 24

約数和(自身を含む): 33309372096

約数和(自身を除く): 14322204580

約数列:

[1, 2, 4, 857, 881, 1714, 1762, 3428, 3524, 6287, 12574, 25148, 755017, 1510034, 3020068, 5387959, 5538847, 10775918, 11077694, 21551836, 22155388, 4746791879, 9493583758, 18987167516]

約数ペア:

[(1, 18987167516), (2, 9493583758), (4, 4746791879), (857, 22155388), (881, 21551836), (1714, 11077694), (1762, 10775918), (3428, 5538847), (3524, 5387959), (6287, 3020068), (12574, 1510034), (25148, 755017)]