2019908187

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{474491}}^1$

素因数の和:474551

約数の個数: 24

約数和(自身を含む): 3256913088

約数和(自身を除く): 1237004901

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 474491, 1423473, 4270419, 5219401, 15658203, 20403113, 46974609, 61209339, 183628017, 224434243, 673302729, 2019908187]

約数ペア:

[(1, 2019908187), (3, 673302729), (9, 224434243), (11, 183628017), (33, 61209339), (43, 46974609), (99, 20403113), (129, 15658203), (387, 5219401), (473, 4270419), (1419, 1423473), (4257, 474491)]