20346485

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 25330800

約数和(自身を除く): 4984315

約数列:

[1, 5, 37, 109, 185, 545, 1009, 4033, 5045, 20165, 37333, 109981, 186665, 549905, 4069297, 20346485]

約数ペア:

[(1, 20346485), (5, 4069297), (37, 549905), (109, 186665), (185, 109981), (545, 37333), (1009, 20165), (4033, 5045)]