19222581

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{8887}}^1$

素因数の和:9000

約数の個数: 16

約数和(自身を含む): 29579264

約数和(自身を除く): 10356683

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 8887, 26661, 62209, 186627, 915361, 2746083, 6407527, 19222581]

約数ペア:

[(1, 19222581), (3, 6407527), (7, 2746083), (21, 915361), (103, 186627), (309, 62209), (721, 26661), (2163, 8887)]