20797760259

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{146359}}^1$

素因数の和:146664

約数の個数: 32

約数和(自身を含む): 32550464000

約数和(自身を除く): 11752703741

約数列:

[1, 3, 9, 19, 27, 57, 171, 277, 513, 831, 2493, 5263, 7479, 15789, 47367, 142101, 146359, 439077, 1317231, 2780821, 3951693, 8342463, 25027389, 40541443, 75082167, 121624329, 364872987, 770287417, 1094618961, 2310862251, 6932586753, 20797760259]

約数ペア:

[(1, 20797760259), (3, 6932586753), (9, 2310862251), (19, 1094618961), (27, 770287417), (57, 364872987), (171, 121624329), (277, 75082167), (513, 40541443), (831, 25027389), (2493, 8342463), (5263, 3951693), (7479, 2780821), (15789, 1317231), (47367, 439077), (142101, 146359)]