19995717

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41399}}^1$

素因数の和:41432

約数の個数: 16

約数和(自身を含む): 31795200

約数和(自身を除く): 11799483

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41399, 124197, 289793, 869379, 952177, 2856531, 6665239, 19995717]

約数ペア:

[(1, 19995717), (3, 6665239), (7, 2856531), (21, 952177), (23, 869379), (69, 289793), (161, 124197), (483, 41399)]