20199132020

素因数分解:

$2^2\times 5^1\times {\mathrm{1009956601}}^1$

素因数の和:1009956610

約数の個数: 12

約数和(自身を含む): 42418177284

約数和(自身を除く): 22219045264

約数列:

[1, 2, 4, 5, 10, 20, 1009956601, 2019913202, 4039826404, 5049783005, 10099566010, 20199132020]

約数ペア:

[(1, 20199132020), (2, 10099566010), (4, 5049783005), (5, 4039826404), (10, 2019913202), (20, 1009956601)]