18502660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1$

素因数の和:2764

約数の個数: 48

約数和(自身を含む): 43771392

約数和(自身を除く): 25268732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2713, 3410, 5426, 6820, 10852, 13565, 27130, 29843, 54260, 59686, 84103, 119372, 149215, 168206, 298430, 336412, 420515, 596860, 841030, 925133, 1682060, 1850266, 3700532, 4625665, 9251330, 18502660]

約数ペア:

[(1, 18502660), (2, 9251330), (4, 4625665), (5, 3700532), (10, 1850266), (11, 1682060), (20, 925133), (22, 841030), (31, 596860), (44, 420515), (55, 336412), (62, 298430), (110, 168206), (124, 149215), (155, 119372), (220, 84103), (310, 59686), (341, 54260), (620, 29843), (682, 27130), (1364, 13565), (1705, 10852), (2713, 6820), (3410, 5426)]