18190856

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 16801144

約数列:

[1, 2, 4, 8, 79, 107, 158, 214, 269, 316, 428, 538, 632, 856, 1076, 2152, 8453, 16906, 21251, 28783, 33812, 42502, 57566, 67624, 85004, 115132, 170008, 230264, 2273857, 4547714, 9095428, 18190856]

約数ペア:

[(1, 18190856), (2, 9095428), (4, 4547714), (8, 2273857), (79, 230264), (107, 170008), (158, 115132), (214, 85004), (269, 67624), (316, 57566), (428, 42502), (538, 33812), (632, 28783), (856, 21251), (1076, 16906), (2152, 8453)]