20199499131

素因数分解:

$3^1\times 7^1\times {\mathrm{2309}}^1\times {\mathrm{416579}}^1$

素因数の和:418898

約数の個数: 16

約数和(自身を含む): 30793593600

約数和(自身を除く): 10594094469

約数列:

[1, 3, 7, 21, 2309, 6927, 16163, 48489, 416579, 1249737, 2916053, 8748159, 961880911, 2885642733, 6733166377, 20199499131]

約数ペア:

[(1, 20199499131), (3, 6733166377), (7, 2885642733), (21, 961880911), (2309, 8748159), (6927, 2916053), (16163, 1249737), (48489, 416579)]