2019917347

素因数分解:

$7^2\times {\mathrm{127}}^1\times {\mathrm{324589}}^1$

素因数の和:324730

約数の個数: 12

約数和(自身を含む): 2368208640

約数和(自身を除く): 348291293

約数列:

[1, 7, 49, 127, 889, 6223, 324589, 2272123, 15904861, 41222803, 288559621, 2019917347]

約数ペア:

[(1, 2019917347), (7, 288559621), (49, 41222803), (127, 15904861), (889, 2272123), (6223, 324589)]