18424216

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 35424000

約数和(自身を除く): 16999784

約数列:

[1, 2, 4, 8, 71, 142, 163, 199, 284, 326, 398, 568, 652, 796, 1304, 1592, 11573, 14129, 23146, 28258, 32437, 46292, 56516, 64874, 92584, 113032, 129748, 259496, 2303027, 4606054, 9212108, 18424216]

約数ペア:

[(1, 18424216), (2, 9212108), (4, 4606054), (8, 2303027), (71, 259496), (142, 129748), (163, 113032), (199, 92584), (284, 64874), (326, 56516), (398, 46292), (568, 32437), (652, 28258), (796, 23146), (1304, 14129), (1592, 11573)]