20199113949

素因数分解:

$3^1\times 7^1\times {\mathrm{21011}}^1\times {\mathrm{45779}}^1$

素因数の和:66800

約数の個数: 16

約数和(自身を含む): 30781739520

約数和(自身を除く): 10582625571

約数列:

[1, 3, 7, 21, 21011, 45779, 63033, 137337, 147077, 320453, 441231, 961359, 961862569, 2885587707, 6733037983, 20199113949]

約数ペア:

[(1, 20199113949), (3, 6733037983), (7, 2885587707), (21, 961862569), (21011, 961359), (45779, 441231), (63033, 320453), (137337, 147077)]