18846423

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 9982377

約数列:

[1, 3, 9, 19, 57, 171, 307, 359, 921, 1077, 2763, 3231, 5833, 6821, 17499, 20463, 52497, 61389, 110213, 330639, 991917, 2094047, 6282141, 18846423]

約数ペア:

[(1, 18846423), (3, 6282141), (9, 2094047), (19, 991917), (57, 330639), (171, 110213), (307, 61389), (359, 52497), (921, 20463), (1077, 17499), (2763, 6821), (3231, 5833)]