20444526

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15559}}^1$

素因数の和:15640

約数の個数: 24

約数和(自身を含む): 44906160

約数和(自身を除く): 24461634

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15559, 31118, 46677, 93354, 140031, 280062, 1135807, 2271614, 3407421, 6814842, 10222263, 20444526]

約数ペア:

[(1, 20444526), (2, 10222263), (3, 6814842), (6, 3407421), (9, 2271614), (18, 1135807), (73, 280062), (146, 140031), (219, 93354), (438, 46677), (657, 31118), (1314, 15559)]