20345277

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1483}}^1$

素因数の和:1772

約数の個数: 16

約数和(自身を含む): 28848960

約数和(自身を除く): 8503683

約数列:

[1, 3, 17, 51, 269, 807, 1483, 4449, 4573, 13719, 25211, 75633, 398927, 1196781, 6781759, 20345277]

約数ペア:

[(1, 20345277), (3, 6781759), (17, 1196781), (51, 398927), (269, 75633), (807, 25211), (1483, 13719), (4449, 4573)]