20267619

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 27585792

約数和(自身を除く): 7318173

約数列:

[1, 3, 103, 107, 309, 321, 613, 1839, 11021, 33063, 63139, 65591, 189417, 196773, 6755873, 20267619]

約数ペア:

[(1, 20267619), (3, 6755873), (103, 196773), (107, 189417), (309, 65591), (321, 63139), (613, 33063), (1839, 11021)]