20120369871

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1453889}}^1$

素因数の和:1454558

約数の個数: 16

約数和(自身を含む): 30706156800

約数和(自身を除く): 10585786929

約数列:

[1, 3, 7, 21, 659, 1977, 4613, 13839, 1453889, 4361667, 10177223, 30531669, 958112851, 2874338553, 6706789957, 20120369871]

約数ペア:

[(1, 20120369871), (3, 6706789957), (7, 2874338553), (21, 958112851), (659, 30531669), (1977, 10177223), (4613, 4361667), (13839, 1453889)]