20786260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94483}}^1$

素因数の和:94503

約数の個数: 24

約数和(自身を含む): 47619936

約数和(自身を除く): 26833676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94483, 188966, 377932, 472415, 944830, 1039313, 1889660, 2078626, 4157252, 5196565, 10393130, 20786260]

約数ペア:

[(1, 20786260), (2, 10393130), (4, 5196565), (5, 4157252), (10, 2078626), (11, 1889660), (20, 1039313), (22, 944830), (44, 472415), (55, 377932), (110, 188966), (220, 94483)]