18109189

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 3179771

約数列:

[1, 7, 71, 83, 439, 497, 581, 3073, 5893, 31169, 36437, 41251, 218183, 255059, 2587027, 18109189]

約数ペア:

[(1, 18109189), (7, 2587027), (71, 255059), (83, 218183), (439, 41251), (497, 36437), (581, 31169), (3073, 5893)]