19728510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{657617}}^1$

素因数の和:657627

約数の個数: 16

約数和(自身を含む): 47348496

約数和(自身を除く): 27619986

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 657617, 1315234, 1972851, 3288085, 3945702, 6576170, 9864255, 19728510]

約数ペア:

[(1, 19728510), (2, 9864255), (3, 6576170), (5, 3945702), (6, 3288085), (10, 1972851), (15, 1315234), (30, 657617)]