20834255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1277}}^1$

素因数の和:1546

約数の個数: 16

約数和(自身を含む): 27052704

約数和(自身を除く): 6218449

約数列:

[1, 5, 13, 65, 251, 1255, 1277, 3263, 6385, 16315, 16601, 83005, 320527, 1602635, 4166851, 20834255]

約数ペア:

[(1, 20834255), (5, 4166851), (13, 1602635), (65, 320527), (251, 83005), (1255, 16601), (1277, 16315), (3263, 6385)]