18397794

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{28657}}^1$

素因数の和:28769

約数の個数: 16

約数和(自身を含む): 37140768

約数和(自身を除く): 18742974

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 28657, 57314, 85971, 171942, 3066299, 6132598, 9198897, 18397794]

約数ペア:

[(1, 18397794), (2, 9198897), (3, 6132598), (6, 3066299), (107, 171942), (214, 85971), (321, 57314), (642, 28657)]