19993359344

素因数分解:

$2^4\times 7^1\times {\mathrm{178512137}}^1$

素因数の和:178512152

約数の個数: 20

約数和(自身を含む): 44271010224

約数和(自身を除く): 24277650880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 178512137, 357024274, 714048548, 1249584959, 1428097096, 2499169918, 2856194192, 4998339836, 9996679672, 19993359344]

約数ペア:

[(1, 19993359344), (2, 9996679672), (4, 4998339836), (7, 2856194192), (8, 2499169918), (14, 1428097096), (16, 1249584959), (28, 714048548), (56, 357024274), (112, 178512137)]