20761766821

素因数分解:

${\mathrm{37}}^1\times {\mathrm{71}}^2\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 21795900920

約数和(自身を除く): 1034134099

約数列:

[1, 37, 71, 157, 709, 2627, 5041, 5809, 11147, 26233, 50339, 111313, 186517, 412439, 791437, 1862543, 3574069, 4118581, 7903223, 29283169, 132240553, 292419251, 561128833, 20761766821]

約数ペア:

[(1, 20761766821), (37, 561128833), (71, 292419251), (157, 132240553), (709, 29283169), (2627, 7903223), (5041, 4118581), (5809, 3574069), (11147, 1862543), (26233, 791437), (50339, 412439), (111313, 186517)]