20198097633

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2905783}}^1$

素因数の和:2906124

約数の個数: 16

約数和(自身を含む): 30871049216

約数和(自身を除く): 10672951583

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 2905783, 8717349, 20340481, 61021443, 961814173, 2885442519, 6732699211, 20198097633]

約数ペア:

[(1, 20198097633), (3, 6732699211), (7, 2885442519), (21, 961814173), (331, 61021443), (993, 20340481), (2317, 8717349), (6951, 2905783)]