18436734

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{1559}}^1$

素因数の和:1646

約数の個数: 40

約数和(自身を含む): 41904720

約数和(自身を除く): 23467986

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1559, 1971, 3118, 3942, 4677, 5913, 9354, 11826, 14031, 28062, 42093, 84186, 113807, 126279, 227614, 252558, 341421, 682842, 1024263, 2048526, 3072789, 6145578, 9218367, 18436734]

約数ペア:

[(1, 18436734), (2, 9218367), (3, 6145578), (6, 3072789), (9, 2048526), (18, 1024263), (27, 682842), (54, 341421), (73, 252558), (81, 227614), (146, 126279), (162, 113807), (219, 84186), (438, 42093), (657, 28062), (1314, 14031), (1559, 11826), (1971, 9354), (3118, 5913), (3942, 4677)]