25678856

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19937}}^1$

素因数の和:19973

約数の個数: 32

約数和(自身を含む): 57421440

約数和(自身を除く): 31742584

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 19937, 39874, 79748, 139559, 159496, 279118, 458551, 558236, 917102, 1116472, 1834204, 3209857, 3668408, 6419714, 12839428, 25678856]

約数ペア:

[(1, 25678856), (2, 12839428), (4, 6419714), (7, 3668408), (8, 3209857), (14, 1834204), (23, 1116472), (28, 917102), (46, 558236), (56, 458551), (92, 279118), (161, 159496), (184, 139559), (322, 79748), (644, 39874), (1288, 19937)]