18284456

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 35164800

約数和(自身を除く): 16880344

約数列:

[1, 2, 4, 8, 73, 131, 146, 239, 262, 292, 478, 524, 584, 956, 1048, 1912, 9563, 17447, 19126, 31309, 34894, 38252, 62618, 69788, 76504, 125236, 139576, 250472, 2285557, 4571114, 9142228, 18284456]

約数ペア:

[(1, 18284456), (2, 9142228), (4, 4571114), (8, 2285557), (73, 250472), (131, 139576), (146, 125236), (239, 76504), (262, 69788), (292, 62618), (478, 38252), (524, 34894), (584, 31309), (956, 19126), (1048, 17447), (1912, 9563)]