20510794

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:1029

約数の個数: 16

約数和(自身を含む): 31375008

約数和(自身を除く): 10864214

約数列:

[1, 2, 83, 157, 166, 314, 787, 1574, 13031, 26062, 65321, 123559, 130642, 247118, 10255397, 20510794]

約数ペア:

[(1, 20510794), (2, 10255397), (83, 247118), (157, 130642), (166, 123559), (314, 65321), (787, 26062), (1574, 13031)]