20254959

素因数分解:

$3^2\times {\mathrm{641}}^1\times {\mathrm{3511}}^1$

素因数の和:4158

約数の個数: 12

約数和(自身を含む): 29311152

約数和(自身を除く): 9056193

約数列:

[1, 3, 9, 641, 1923, 3511, 5769, 10533, 31599, 2250551, 6751653, 20254959]

約数ペア:

[(1, 20254959), (3, 6751653), (9, 2250551), (641, 31599), (1923, 10533), (3511, 5769)]