20205196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{459209}}^1$

素因数の和:459224

約数の個数: 12

約数和(自身を含む): 38573640

約数和(自身を除く): 18368444

約数列:

[1, 2, 4, 11, 22, 44, 459209, 918418, 1836836, 5051299, 10102598, 20205196]

約数ペア:

[(1, 20205196), (2, 10102598), (4, 5051299), (11, 1836836), (22, 918418), (44, 459209)]