20784924

素因数分解:

$2^2\times 3^4\times {\mathrm{64151}}^1$

素因数の和:64167

約数の個数: 30

約数和(自身を含む): 54336744

約数和(自身を除く): 33551820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 64151, 128302, 192453, 256604, 384906, 577359, 769812, 1154718, 1732077, 2309436, 3464154, 5196231, 6928308, 10392462, 20784924]

約数ペア:

[(1, 20784924), (2, 10392462), (3, 6928308), (4, 5196231), (6, 3464154), (9, 2309436), (12, 1732077), (18, 1154718), (27, 769812), (36, 577359), (54, 384906), (81, 256604), (108, 192453), (162, 128302), (324, 64151)]