18274193

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 21482496

約数和(自身を除く): 3208303

約数列:

[1, 7, 71, 83, 443, 497, 581, 3101, 5893, 31453, 36769, 41251, 220171, 257383, 2610599, 18274193]

約数ペア:

[(1, 18274193), (7, 2610599), (71, 257383), (83, 220171), (443, 41251), (497, 36769), (581, 31453), (3101, 5893)]