20190369

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 28846272

約数和(自身を除く): 8655903

約数列:

[1, 3, 19, 57, 103, 181, 309, 361, 543, 1083, 1957, 3439, 5871, 10317, 18643, 37183, 55929, 65341, 111549, 196023, 354217, 1062651, 6730123, 20190369]

約数ペア:

[(1, 20190369), (3, 6730123), (19, 1062651), (57, 354217), (103, 196023), (181, 111549), (309, 65341), (361, 55929), (543, 37183), (1083, 18643), (1957, 10317), (3439, 5871)]