16639715519

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{17872949}}^1$

素因数の和:17872982

約数の個数: 12

約数和(自身を含む): 20375163000

約数和(自身を除く): 3735447481

約数列:

[1, 7, 19, 49, 133, 931, 17872949, 125110643, 339586031, 875774501, 2377102217, 16639715519]

約数ペア:

[(1, 16639715519), (7, 2377102217), (19, 875774501), (49, 339586031), (133, 125110643), (931, 17872949)]