2040396548

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1413017}}^1$

素因数の和:1413059

約数の個数: 18

約数和(自身を含む): 3768519006

約数和(自身を除く): 1728122458

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1413017, 2826034, 5652068, 26847323, 53694646, 107389292, 510099137, 1020198274, 2040396548]

約数ペア:

[(1, 2040396548), (2, 1020198274), (4, 510099137), (19, 107389292), (38, 53694646), (76, 26847323), (361, 5652068), (722, 2826034), (1444, 1413017)]