12987644

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{6379}}^1$

素因数の和:6892

約数の個数: 12

約数和(自身を含む): 22776600

約数和(自身を除く): 9788956

約数列:

[1, 2, 4, 509, 1018, 2036, 6379, 12758, 25516, 3246911, 6493822, 12987644]

約数ペア:

[(1, 12987644), (2, 6493822), (4, 3246911), (509, 25516), (1018, 12758), (2036, 6379)]