20371440551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{12101}}^1\times {\mathrm{21863}}^1$

素因数の和:33982

約数の個数: 16

約数和(自身を含む): 25401420288

約数和(自身を除く): 5029979737

約数列:

[1, 7, 11, 77, 12101, 21863, 84707, 133111, 153041, 240493, 931777, 1683451, 264564163, 1851949141, 2910205793, 20371440551]

約数ペア:

[(1, 20371440551), (7, 2910205793), (11, 1851949141), (77, 264564163), (12101, 1683451), (21863, 931777), (84707, 240493), (133111, 153041)]