18272737

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{1033}}^1$

素因数の和:1085

約数の個数: 18

約数和(自身を含む): 22455378

約数和(自身を除く): 4182641

約数列:

[1, 7, 19, 49, 133, 361, 931, 1033, 2527, 7231, 17689, 19627, 50617, 137389, 372913, 961723, 2610391, 18272737]

約数ペア:

[(1, 18272737), (7, 2610391), (19, 961723), (49, 372913), (133, 137389), (361, 50617), (931, 19627), (1033, 17689), (2527, 7231)]