20203912897

素因数分解:

$7^2\times {\mathrm{317}}^1\times {\mathrm{1300709}}^1$

素因数の和:1301040

約数の個数: 12

約数和(自身を含む): 23576669460

約数和(自身を除く): 3372756563

約数列:

[1, 7, 49, 317, 2219, 15533, 1300709, 9104963, 63734741, 412324753, 2886273271, 20203912897]

約数ペア:

[(1, 20203912897), (7, 2886273271), (49, 412324753), (317, 63734741), (2219, 9104963), (15533, 1300709)]