18367731

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 28023840

約数和(自身を除く): 9656109

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 997, 2047, 2991, 6141, 8973, 18423, 22931, 68793, 88733, 206379, 266199, 798597, 2040859, 6122577, 18367731]

約数ペア:

[(1, 18367731), (3, 6122577), (9, 2040859), (23, 798597), (69, 266199), (89, 206379), (207, 88733), (267, 68793), (801, 22931), (997, 18423), (2047, 8973), (2991, 6141)]