18581012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2375

約数の個数: 24

約数和(自身を含む): 34557600

約数和(自身を除く): 15976588

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 2243, 4142, 4486, 8284, 8972, 42617, 85234, 170468, 244487, 488974, 977948, 4645253, 9290506, 18581012]

約数ペア:

[(1, 18581012), (2, 9290506), (4, 4645253), (19, 977948), (38, 488974), (76, 244487), (109, 170468), (218, 85234), (436, 42617), (2071, 8972), (2243, 8284), (4142, 4486)]