20201207973

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1\times {\mathrm{40751}}^1$

素因数の和:42012

約数の個数: 16

約数和(自身を含む): 27140832000

約数和(自身を除く): 6939624027

約数列:

[1, 3, 149, 447, 1109, 3327, 40751, 122253, 165241, 495723, 6071899, 18215697, 45192859, 135578577, 6733735991, 20201207973]

約数ペア:

[(1, 20201207973), (3, 6733735991), (149, 135578577), (447, 45192859), (1109, 18215697), (3327, 6071899), (40751, 495723), (122253, 165241)]