20163980389

素因数分解:

$7^1\times {\mathrm{643}}^1\times {\mathrm{4479889}}^1$

素因数の和:4480539

約数の個数: 8

約数和(自身を含む): 23080393280

約数和(自身を除く): 2916412891

約数列:

[1, 7, 643, 4501, 4479889, 31359223, 2880568627, 20163980389]

約数ペア:

[(1, 20163980389), (7, 2880568627), (643, 31359223), (4501, 4479889)]