18104968

素因数分解:

$2^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1193}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 38972160

約数和(自身を除く): 20867192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 271, 542, 1084, 1193, 1897, 2168, 2386, 3794, 4772, 7588, 8351, 9544, 15176, 16702, 33404, 66808, 323303, 646606, 1293212, 2263121, 2586424, 4526242, 9052484, 18104968]

約数ペア:

[(1, 18104968), (2, 9052484), (4, 4526242), (7, 2586424), (8, 2263121), (14, 1293212), (28, 646606), (56, 323303), (271, 66808), (542, 33404), (1084, 16702), (1193, 15176), (1897, 9544), (2168, 8351), (2386, 7588), (3794, 4772)]