20512572090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683752403}}^1$

素因数の和:683752413

約数の個数: 16

約数和(自身を含む): 49230173088

約数和(自身を除く): 28717600998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683752403, 1367504806, 2051257209, 3418762015, 4102514418, 6837524030, 10256286045, 20512572090]

約数ペア:

[(1, 20512572090), (2, 10256286045), (3, 6837524030), (5, 4102514418), (6, 3418762015), (10, 2051257209), (15, 1367504806), (30, 683752403)]