20264036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2153}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 38418744

約数和(自身を除く): 18154708

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2153, 2353, 4306, 4706, 8612, 9412, 27989, 55978, 111956, 389693, 779386, 1558772, 5066009, 10132018, 20264036]

約数ペア:

[(1, 20264036), (2, 10132018), (4, 5066009), (13, 1558772), (26, 779386), (52, 389693), (181, 111956), (362, 55978), (724, 27989), (2153, 9412), (2353, 8612), (4306, 4706)]