20372465

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1637}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 25945920

約数和(自身を除く): 5573455

約数列:

[1, 5, 19, 95, 131, 655, 1637, 2489, 8185, 12445, 31103, 155515, 214447, 1072235, 4074493, 20372465]

約数ペア:

[(1, 20372465), (5, 4074493), (19, 1072235), (95, 214447), (131, 155515), (655, 31103), (1637, 12445), (2489, 8185)]