20530804977

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3244951}}^1$

素因数の和:3245013

約数の個数: 24

約数和(自身を含む): 32060125760

約数和(自身を除く): 11529320783

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 3244951, 9734853, 29204559, 61654069, 120063187, 184962207, 360189561, 554886621, 1080568683, 2281200553, 6843601659, 20530804977]

約数ペア:

[(1, 20530804977), (3, 6843601659), (9, 2281200553), (19, 1080568683), (37, 554886621), (57, 360189561), (111, 184962207), (171, 120063187), (333, 61654069), (703, 29204559), (2109, 9734853), (6327, 3244951)]