18248562

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 40772160

約数和(自身を除く): 22523598

約数列:

[1, 2, 3, 6, 9, 18, 71, 109, 131, 142, 213, 218, 262, 327, 393, 426, 639, 654, 786, 981, 1179, 1278, 1962, 2358, 7739, 9301, 14279, 15478, 18602, 23217, 27903, 28558, 42837, 46434, 55806, 69651, 83709, 85674, 128511, 139302, 167418, 257022, 1013809, 2027618, 3041427, 6082854, 9124281, 18248562]

約数ペア:

[(1, 18248562), (2, 9124281), (3, 6082854), (6, 3041427), (9, 2027618), (18, 1013809), (71, 257022), (109, 167418), (131, 139302), (142, 128511), (213, 85674), (218, 83709), (262, 69651), (327, 55806), (393, 46434), (426, 42837), (639, 28558), (654, 27903), (786, 23217), (981, 18602), (1179, 15478), (1278, 14279), (1962, 9301), (2358, 7739)]