18077189

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 20664000

約数和(自身を除く): 2586811

約数列:

[1, 13, 19, 163, 247, 449, 2119, 3097, 5837, 8531, 40261, 73187, 110903, 951431, 1390553, 18077189]

約数ペア:

[(1, 18077189), (13, 1390553), (19, 951431), (163, 110903), (247, 73187), (449, 40261), (2119, 8531), (3097, 5837)]