20779524

素因数分解:

$2^2\times 3^3\times {\mathrm{181}}^1\times {\mathrm{1063}}^1$

素因数の和:1257

約数の個数: 48

約数和(自身を含む): 54221440

約数和(自身を除く): 33441916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 181, 362, 543, 724, 1063, 1086, 1629, 2126, 2172, 3189, 3258, 4252, 4887, 6378, 6516, 9567, 9774, 12756, 19134, 19548, 28701, 38268, 57402, 114804, 192403, 384806, 577209, 769612, 1154418, 1731627, 2308836, 3463254, 5194881, 6926508, 10389762, 20779524]

約数ペア:

[(1, 20779524), (2, 10389762), (3, 6926508), (4, 5194881), (6, 3463254), (9, 2308836), (12, 1731627), (18, 1154418), (27, 769612), (36, 577209), (54, 384806), (108, 192403), (181, 114804), (362, 57402), (543, 38268), (724, 28701), (1063, 19548), (1086, 19134), (1629, 12756), (2126, 9774), (2172, 9567), (3189, 6516), (3258, 6378), (4252, 4887)]