20529993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1\times {\mathrm{809}}^1$

素因数の和:1592

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 9407607

約数列:

[1, 3, 11, 33, 769, 809, 2307, 2427, 8459, 8899, 25377, 26697, 622121, 1866363, 6843331, 20529993]

約数ペア:

[(1, 20529993), (3, 6843331), (11, 1866363), (33, 622121), (769, 26697), (809, 25377), (2307, 8899), (2427, 8459)]