18600820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132863}}^1$

素因数の和:132879

約数の個数: 24

約数和(自身を含む): 44642304

約数和(自身を除く): 26041484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132863, 265726, 531452, 664315, 930041, 1328630, 1860082, 2657260, 3720164, 4650205, 9300410, 18600820]

約数ペア:

[(1, 18600820), (2, 9300410), (4, 4650205), (5, 3720164), (7, 2657260), (10, 1860082), (14, 1328630), (20, 930041), (28, 664315), (35, 531452), (70, 265726), (140, 132863)]