19606581

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 29995680

約数和(自身を除く): 10389099

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 1747, 3741, 5241, 11223, 15723, 50663, 75121, 151989, 225363, 455967, 676089, 2178509, 6535527, 19606581]

約数ペア:

[(1, 19606581), (3, 6535527), (9, 2178509), (29, 676089), (43, 455967), (87, 225363), (129, 151989), (261, 75121), (387, 50663), (1247, 15723), (1747, 11223), (3741, 5241)]