20887626

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5431}}^1$

素因数の和:6077

約数の個数: 16

約数和(自身を含む): 41848128

約数和(自身を除く): 20960502

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5431, 10862, 16293, 32586, 3481271, 6962542, 10443813, 20887626]

約数ペア:

[(1, 20887626), (2, 10443813), (3, 6962542), (6, 3481271), (641, 32586), (1282, 16293), (1923, 10862), (3846, 5431)]