20806561646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2767}}^1\times {\mathrm{289213}}^1$

素因数の和:291995

約数の個数: 16

約数和(自身を含む): 33622862784

約数和(自身を除く): 12816301138

約数列:

[1, 2, 13, 26, 2767, 5534, 35971, 71942, 289213, 578426, 3759769, 7519538, 800252371, 1600504742, 10403280823, 20806561646]

約数ペア:

[(1, 20806561646), (2, 10403280823), (13, 1600504742), (26, 800252371), (2767, 7519538), (5534, 3759769), (35971, 578426), (71942, 289213)]