11898215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19997}}^1$

素因数の和:20026

約数の個数: 16

約数和(自身を含む): 17278272

約数和(自身を除く): 5380057

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 19997, 99985, 139979, 339949, 699895, 1699745, 2379643, 11898215]

約数ペア:

[(1, 11898215), (5, 2379643), (7, 1699745), (17, 699895), (35, 339949), (85, 139979), (119, 99985), (595, 19997)]