18204670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 35997696

約数和(自身を除く): 17793026

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 167, 334, 835, 991, 1670, 1837, 1982, 3674, 4955, 9185, 9910, 10901, 18370, 21802, 54505, 109010, 165497, 330994, 827485, 1654970, 1820467, 3640934, 9102335, 18204670]

約数ペア:

[(1, 18204670), (2, 9102335), (5, 3640934), (10, 1820467), (11, 1654970), (22, 827485), (55, 330994), (110, 165497), (167, 109010), (334, 54505), (835, 21802), (991, 18370), (1670, 10901), (1837, 9910), (1982, 9185), (3674, 4955)]