20882722

素因数分解:

$2^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{521}}^1$

素因数の和:946

約数の個数: 24

約数和(自身を含む): 36597420

約数和(自身を除く): 15714698

約数列:

[1, 2, 7, 14, 49, 98, 409, 521, 818, 1042, 2863, 3647, 5726, 7294, 20041, 25529, 40082, 51058, 213089, 426178, 1491623, 2983246, 10441361, 20882722]

約数ペア:

[(1, 20882722), (2, 10441361), (7, 2983246), (14, 1491623), (49, 426178), (98, 213089), (409, 51058), (521, 40082), (818, 25529), (1042, 20041), (2863, 7294), (3647, 5726)]