19497447

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 29213184

約数和(自身を除く): 9715737

約数列:

[1, 3, 9, 43, 83, 129, 249, 387, 607, 747, 1821, 3569, 5463, 10707, 26101, 32121, 50381, 78303, 151143, 234909, 453429, 2166383, 6499149, 19497447]

約数ペア:

[(1, 19497447), (3, 6499149), (9, 2166383), (43, 453429), (83, 234909), (129, 151143), (249, 78303), (387, 50381), (607, 32121), (747, 26101), (1821, 10707), (3569, 5463)]