20443389

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3329}}^1$

素因数の和:3444

約数の個数: 16

約数和(自身を含む): 28771200

約数和(自身を除く): 8327811

約数列:

[1, 3, 23, 69, 89, 267, 2047, 3329, 6141, 9987, 76567, 229701, 296281, 888843, 6814463, 20443389]

約数ペア:

[(1, 20443389), (3, 6814463), (23, 888843), (69, 296281), (89, 229701), (267, 76567), (2047, 9987), (3329, 6141)]