18653391

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 28435680

約数和(自身を除く): 9782289

約数列:

[1, 3, 9, 23, 69, 97, 207, 291, 873, 929, 2231, 2787, 6693, 8361, 20079, 21367, 64101, 90113, 192303, 270339, 811017, 2072599, 6217797, 18653391]

約数ペア:

[(1, 18653391), (3, 6217797), (9, 2072599), (23, 811017), (69, 270339), (97, 192303), (207, 90113), (291, 64101), (873, 21367), (929, 20079), (2231, 8361), (2787, 6693)]