18077647

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 22185792

約数和(自身を除く): 4108145

約数列:

[1, 7, 17, 73, 119, 511, 1241, 2081, 8687, 14567, 35377, 151913, 247639, 1063391, 2582521, 18077647]

約数ペア:

[(1, 18077647), (7, 2582521), (17, 1063391), (73, 247639), (119, 151913), (511, 35377), (1241, 14567), (2081, 8687)]