18804501

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 29445120

約数和(自身を除く): 10640619

約数列:

[1, 3, 9, 23, 27, 69, 107, 207, 283, 321, 621, 849, 963, 2461, 2547, 2889, 6509, 7383, 7641, 19527, 22149, 30281, 58581, 66447, 90843, 175743, 272529, 696463, 817587, 2089389, 6268167, 18804501]

約数ペア:

[(1, 18804501), (3, 6268167), (9, 2089389), (23, 817587), (27, 696463), (69, 272529), (107, 175743), (207, 90843), (283, 66447), (321, 58581), (621, 30281), (849, 22149), (963, 19527), (2461, 7641), (2547, 7383), (2889, 6509)]