20684904

素因数分解:

$2^3\times 3^1\times {\mathrm{861871}}^1$

素因数の和:861880

約数の個数: 16

約数和(自身を含む): 51712320

約数和(自身を除く): 31027416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 861871, 1723742, 2585613, 3447484, 5171226, 6894968, 10342452, 20684904]

約数ペア:

[(1, 20684904), (2, 10342452), (3, 6894968), (4, 5171226), (6, 3447484), (8, 2585613), (12, 1723742), (24, 861871)]