20323407

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27427}}^1$

素因数の和:27462

約数の個数: 16

約数和(自身を含む): 30719360

約数和(自身を除く): 10395953

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27427, 82281, 356551, 521113, 1069653, 1563339, 6774469, 20323407]

約数ペア:

[(1, 20323407), (3, 6774469), (13, 1563339), (19, 1069653), (39, 521113), (57, 356551), (247, 82281), (741, 27427)]