18413560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41849}}^1$

素因数の和:41871

約数の個数: 32

約数和(自身を含む): 45198000

約数和(自身を除く): 26784440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41849, 83698, 167396, 209245, 334792, 418490, 460339, 836980, 920678, 1673960, 1841356, 2301695, 3682712, 4603390, 9206780, 18413560]

約数ペア:

[(1, 18413560), (2, 9206780), (4, 4603390), (5, 3682712), (8, 2301695), (10, 1841356), (11, 1673960), (20, 920678), (22, 836980), (40, 460339), (44, 418490), (55, 334792), (88, 209245), (110, 167396), (220, 83698), (440, 41849)]