2019796490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1453091}}^1$

素因数の和:1453237

約数の個数: 16

約数和(自身を含む): 3661791840

約数和(自身を除く): 1641995350

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1453091, 2906182, 7265455, 14530910, 201979649, 403959298, 1009898245, 2019796490]

約数ペア:

[(1, 2019796490), (2, 1009898245), (5, 403959298), (10, 201979649), (139, 14530910), (278, 7265455), (695, 2906182), (1390, 1453091)]