18385374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11831}}^1$

素因数の和:11880

約数の個数: 32

約数和(自身を含む): 43163136

約数和(自身を除く): 24777762

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 11831, 23662, 35493, 70986, 82817, 165634, 248451, 437747, 496902, 875494, 1313241, 2626482, 3064229, 6128458, 9192687, 18385374]

約数ペア:

[(1, 18385374), (2, 9192687), (3, 6128458), (6, 3064229), (7, 2626482), (14, 1313241), (21, 875494), (37, 496902), (42, 437747), (74, 248451), (111, 165634), (222, 82817), (259, 70986), (518, 35493), (777, 23662), (1554, 11831)]