18908933

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 1619707

約数列:

[1, 19, 71, 107, 131, 1349, 2033, 2489, 7597, 9301, 14017, 144343, 176719, 266323, 995207, 18908933]

約数ペア:

[(1, 18908933), (19, 995207), (71, 266323), (107, 176719), (131, 144343), (1349, 14017), (2033, 9301), (2489, 7597)]