12912956

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2341}}^1$

素因数の和:2549

約数の個数: 24

約数和(自身を含む): 25968096

約数和(自身を除く): 13055140

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2341, 2758, 4682, 5516, 9364, 16387, 32774, 65548, 461177, 922354, 1844708, 3228239, 6456478, 12912956]

約数ペア:

[(1, 12912956), (2, 6456478), (4, 3228239), (7, 1844708), (14, 922354), (28, 461177), (197, 65548), (394, 32774), (788, 16387), (1379, 9364), (2341, 5516), (2758, 4682)]