18069560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3557}}^1$

素因数の和:3695

約数の個数: 32

約数和(自身を含む): 40988160

約数和(自身を除く): 22918600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3557, 5080, 7114, 14228, 17785, 28456, 35570, 71140, 142280, 451739, 903478, 1806956, 2258695, 3613912, 4517390, 9034780, 18069560]

約数ペア:

[(1, 18069560), (2, 9034780), (4, 4517390), (5, 3613912), (8, 2258695), (10, 1806956), (20, 903478), (40, 451739), (127, 142280), (254, 71140), (508, 35570), (635, 28456), (1016, 17785), (1270, 14228), (2540, 7114), (3557, 5080)]