426540836

素因数分解:

$2^2\times {\mathrm{5261}}^1\times {\mathrm{20269}}^1$

素因数の和:25534

約数の個数: 12

約数和(自身を含む): 746625180

約数和(自身を除く): 320084344

約数列:

[1, 2, 4, 5261, 10522, 20269, 21044, 40538, 81076, 106635209, 213270418, 426540836]

約数ペア:

[(1, 426540836), (2, 213270418), (4, 106635209), (5261, 81076), (10522, 40538), (20269, 21044)]