18019336

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 34949880

約数和(自身を除く): 16930544

約数列:

[1, 2, 4, 8, 41, 82, 137, 164, 274, 328, 401, 548, 802, 1096, 1604, 3208, 5617, 11234, 16441, 22468, 32882, 44936, 54937, 65764, 109874, 131528, 219748, 439496, 2252417, 4504834, 9009668, 18019336]

約数ペア:

[(1, 18019336), (2, 9009668), (4, 4504834), (8, 2252417), (41, 439496), (82, 219748), (137, 131528), (164, 109874), (274, 65764), (328, 54937), (401, 44936), (548, 32882), (802, 22468), (1096, 16441), (1604, 11234), (3208, 5617)]