20806632009

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{7793}}^1\times {\mathrm{6899}}^1$

素因数の和:14741

約数の個数: 24

約数和(自身を含む): 30761359200

約数和(自身を除く): 9954727191

約数列:

[1, 3, 9, 43, 129, 387, 6899, 7793, 20697, 23379, 62091, 70137, 296657, 335099, 889971, 1005297, 2669913, 3015891, 53763907, 161291721, 483875163, 2311848001, 6935544003, 20806632009]

約数ペア:

[(1, 20806632009), (3, 6935544003), (9, 2311848001), (43, 483875163), (129, 161291721), (387, 53763907), (6899, 3015891), (7793, 2669913), (20697, 1005297), (23379, 889971), (62091, 335099), (70137, 296657)]