20643062

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1801}}^1$

素因数の和:2335

約数の個数: 16

約数和(自身を含む): 33863184

約数和(自身を除く): 13220122

約数列:

[1, 2, 11, 22, 521, 1042, 1801, 3602, 5731, 11462, 19811, 39622, 938321, 1876642, 10321531, 20643062]

約数ペア:

[(1, 20643062), (2, 10321531), (11, 1876642), (22, 938321), (521, 39622), (1042, 19811), (1801, 11462), (3602, 5731)]