18716572

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29063}}^1$

素因数の和:29097

約数の個数: 24

約数和(自身を含む): 39062016

約数和(自身を除く): 20345444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 29063, 58126, 116252, 203441, 406882, 668449, 813764, 1336898, 2673796, 4679143, 9358286, 18716572]

約数ペア:

[(1, 18716572), (2, 9358286), (4, 4679143), (7, 2673796), (14, 1336898), (23, 813764), (28, 668449), (46, 406882), (92, 203441), (161, 116252), (322, 58126), (644, 29063)]