20162581904

素因数分解:

$2^4\times {\mathrm{1260161369}}^1$

素因数の和:1260161377

約数の個数: 10

約数和(自身を含む): 39065002470

約数和(自身を除く): 18902420566

約数列:

[1, 2, 4, 8, 16, 1260161369, 2520322738, 5040645476, 10081290952, 20162581904]

約数ペア:

[(1, 20162581904), (2, 10081290952), (4, 5040645476), (8, 2520322738), (16, 1260161369)]