20527569

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 31217472

約数和(自身を除く): 10689903

約数列:

[1, 3, 9, 23, 69, 131, 207, 393, 757, 1179, 2271, 3013, 6813, 9039, 17411, 27117, 52233, 99167, 156699, 297501, 892503, 2280841, 6842523, 20527569]

約数ペア:

[(1, 20527569), (3, 6842523), (9, 2280841), (23, 892503), (69, 297501), (131, 156699), (207, 99167), (393, 52233), (757, 27117), (1179, 17411), (2271, 9039), (3013, 6813)]