20349927

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57977}}^1$

素因数の和:57999

約数の個数: 16

約数和(自身を含む): 32467680

約数和(自身を除く): 12117753

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57977, 173931, 521793, 753701, 1565379, 2261103, 6783309, 20349927]

約数ペア:

[(1, 20349927), (3, 6783309), (9, 2261103), (13, 1565379), (27, 753701), (39, 521793), (117, 173931), (351, 57977)]