18620290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3331}}^1$

素因数の和:3394

約数の個数: 32

約数和(自身を含む): 36945216

約数和(自身を除く): 18324926

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3331, 5590, 6662, 16655, 33310, 43303, 86606, 143233, 216515, 286466, 433030, 716165, 1432330, 1862029, 3724058, 9310145, 18620290]

約数ペア:

[(1, 18620290), (2, 9310145), (5, 3724058), (10, 1862029), (13, 1432330), (26, 716165), (43, 433030), (65, 286466), (86, 216515), (130, 143233), (215, 86606), (430, 43303), (559, 33310), (1118, 16655), (2795, 6662), (3331, 5590)]