20403780824

素因数分解:

$2^3\times 7^1\times {\mathrm{364353229}}^1$

素因数の和:364353242

約数の個数: 16

約数和(自身を含む): 43722387600

約数和(自身を除く): 23318606776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 364353229, 728706458, 1457412916, 2550472603, 2914825832, 5100945206, 10201890412, 20403780824]

約数ペア:

[(1, 20403780824), (2, 10201890412), (4, 5100945206), (7, 2914825832), (8, 2550472603), (14, 1457412916), (28, 728706458), (56, 364353229)]