20818212

素因数分解:

$2^2\times 3^1\times {\mathrm{277}}^1\times {\mathrm{6263}}^1$

素因数の和:6547

約数の個数: 24

約数和(自身を含む): 48758976

約数和(自身を除く): 27940764

約数列:

[1, 2, 3, 4, 6, 12, 277, 554, 831, 1108, 1662, 3324, 6263, 12526, 18789, 25052, 37578, 75156, 1734851, 3469702, 5204553, 6939404, 10409106, 20818212]

約数ペア:

[(1, 20818212), (2, 10409106), (3, 6939404), (4, 5204553), (6, 3469702), (12, 1734851), (277, 75156), (554, 37578), (831, 25052), (1108, 18789), (1662, 12526), (3324, 6263)]