18411140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 43001280

約数和(自身を除く): 24590140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 1579, 2332, 2915, 3158, 5830, 6316, 7895, 11660, 15790, 17369, 31580, 34738, 69476, 83687, 86845, 167374, 173690, 334748, 347380, 418435, 836870, 920557, 1673740, 1841114, 3682228, 4602785, 9205570, 18411140]

約数ペア:

[(1, 18411140), (2, 9205570), (4, 4602785), (5, 3682228), (10, 1841114), (11, 1673740), (20, 920557), (22, 836870), (44, 418435), (53, 347380), (55, 334748), (106, 173690), (110, 167374), (212, 86845), (220, 83687), (265, 69476), (530, 34738), (583, 31580), (1060, 17369), (1166, 15790), (1579, 11660), (2332, 7895), (2915, 6316), (3158, 5830)]