20680023

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5827}}^1$

素因数の和:5863

約数の個数: 24

約数和(自身を含む): 34128768

約数和(自身を除く): 13448745

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 5827, 17481, 40789, 75751, 122367, 227253, 530257, 984763, 1590771, 2954289, 6893341, 20680023]

約数ペア:

[(1, 20680023), (3, 6893341), (7, 2954289), (13, 1590771), (21, 984763), (39, 530257), (91, 227253), (169, 122367), (273, 75751), (507, 40789), (1183, 17481), (3549, 5827)]