20512246551

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{504197}}^1$

素因数の和:504462

約数の個数: 16

約数和(自身を含む): 27880132608

約数和(自身を除く): 7367886057

約数列:

[1, 3, 71, 191, 213, 573, 13561, 40683, 504197, 1512591, 35797987, 96301627, 107393961, 288904881, 6837415517, 20512246551]

約数ペア:

[(1, 20512246551), (3, 6837415517), (71, 288904881), (191, 107393961), (213, 96301627), (573, 35797987), (13561, 1512591), (40683, 504197)]