18185992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4397}}^1$

素因数の和:4461

約数の個数: 32

約数和(自身を含む): 37998720

約数和(自身を除く): 19812728

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 4397, 8794, 17588, 35176, 48367, 96734, 193468, 206659, 386936, 413318, 826636, 1653272, 2273249, 4546498, 9092996, 18185992]

約数ペア:

[(1, 18185992), (2, 9092996), (4, 4546498), (8, 2273249), (11, 1653272), (22, 826636), (44, 413318), (47, 386936), (88, 206659), (94, 193468), (188, 96734), (376, 48367), (517, 35176), (1034, 17588), (2068, 8794), (4136, 4397)]