20431474

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39443}}^1$

素因数の和:39489

約数の個数: 16

約数和(自身を含む): 35972928

約数和(自身を除く): 15541454

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 39443, 78886, 276101, 552202, 1459391, 2918782, 10215737, 20431474]

約数ペア:

[(1, 20431474), (2, 10215737), (7, 2918782), (14, 1459391), (37, 552202), (74, 276101), (259, 78886), (518, 39443)]