20464678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14851}}^1$

素因数の和:14919

約数の個数: 16

約数和(自身を含む): 33684336

約数和(自身を除く): 13219658

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14851, 29702, 193063, 386126, 787103, 1574206, 10232339, 20464678]

約数ペア:

[(1, 20464678), (2, 10232339), (13, 1574206), (26, 787103), (53, 386126), (106, 193063), (689, 29702), (1378, 14851)]