19625417

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1543}}^1$

素因数の和:1652

約数の個数: 16

約数和(自身を含む): 23715840

約数和(自身を除く): 4090423

約数列:

[1, 7, 23, 79, 161, 553, 1543, 1817, 10801, 12719, 35489, 121897, 248423, 853279, 2803631, 19625417]

約数ペア:

[(1, 19625417), (7, 2803631), (23, 853279), (79, 248423), (161, 121897), (553, 35489), (1543, 12719), (1817, 10801)]