20187135

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1877}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 35156160

約数和(自身を除く): 14969025

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1877, 2151, 3585, 5631, 9385, 10755, 16893, 28155, 84465, 448603, 1345809, 2243015, 4037427, 6729045, 20187135]

約数ペア:

[(1, 20187135), (3, 6729045), (5, 4037427), (9, 2243015), (15, 1345809), (45, 448603), (239, 84465), (717, 28155), (1195, 16893), (1877, 10755), (2151, 9385), (3585, 5631)]