18786790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{733}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 37099296

約数和(自身を除く): 18312506

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 233, 466, 733, 1165, 1466, 2330, 2563, 3665, 5126, 7330, 8063, 12815, 16126, 25630, 40315, 80630, 170789, 341578, 853945, 1707890, 1878679, 3757358, 9393395, 18786790]

約数ペア:

[(1, 18786790), (2, 9393395), (5, 3757358), (10, 1878679), (11, 1707890), (22, 853945), (55, 341578), (110, 170789), (233, 80630), (466, 40315), (733, 25630), (1165, 16126), (1466, 12815), (2330, 8063), (2563, 7330), (3665, 5126)]