20289177

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44203}}^1$

素因数の和:44229

約数の個数: 16

約数和(自身を含む): 31826880

約数和(自身を除く): 11537703

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44203, 132609, 397827, 751451, 1193481, 2254353, 6763059, 20289177]

約数ペア:

[(1, 20289177), (3, 6763059), (9, 2254353), (17, 1193481), (27, 751451), (51, 397827), (153, 132609), (459, 44203)]