18388620549

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{964219}}^1$

素因数の和:964401

約数の個数: 24

約数和(自身を含む): 28780038560

約数和(自身を除く): 10391418011

約数列:

[1, 3, 9, 13, 39, 117, 163, 489, 1467, 2119, 6357, 19071, 964219, 2892657, 8677971, 12534847, 37604541, 112813623, 157167697, 471503091, 1414509273, 2043180061, 6129540183, 18388620549]

約数ペア:

[(1, 18388620549), (3, 6129540183), (9, 2043180061), (13, 1414509273), (39, 471503091), (117, 157167697), (163, 112813623), (489, 37604541), (1467, 12534847), (2119, 8677971), (6357, 2892657), (19071, 964219)]