19948167

素因数分解:

$3^3\times {\mathrm{811}}^1\times {\mathrm{911}}^1$

素因数の和:1731

約数の個数: 16

約数和(自身を含む): 29621760

約数和(自身を除く): 9673593

約数列:

[1, 3, 9, 27, 811, 911, 2433, 2733, 7299, 8199, 21897, 24597, 738821, 2216463, 6649389, 19948167]

約数ペア:

[(1, 19948167), (3, 6649389), (9, 2216463), (27, 738821), (811, 24597), (911, 21897), (2433, 8199), (2733, 7299)]