19938069

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1879}}^1$

素因数の和:2022

約数の個数: 20

約数和(自身を含む): 30027360

約数和(自身を除く): 10089291

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 1879, 3537, 5637, 10611, 16911, 50733, 152199, 246149, 738447, 2215341, 6646023, 19938069]

約数ペア:

[(1, 19938069), (3, 6646023), (9, 2215341), (27, 738447), (81, 246149), (131, 152199), (393, 50733), (1179, 16911), (1879, 10611), (3537, 5637)]