404905028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{214009}}^1$

素因数の和:214067

約数の個数: 24

約数和(自身を含む): 790980960

約数和(自身を除く): 386075932

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 214009, 428018, 856036, 2354099, 4708198, 9202387, 9416396, 18404774, 36809548, 101226257, 202452514, 404905028]

約数ペア:

[(1, 404905028), (2, 202452514), (4, 101226257), (11, 36809548), (22, 18404774), (43, 9416396), (44, 9202387), (86, 4708198), (172, 2354099), (473, 856036), (946, 428018), (1892, 214009)]