18871479

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11213}}^1$

素因数の和:11247

約数の個数: 24

約数和(自身を含む): 31488912

約数和(自身を除く): 12617433

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 11213, 33639, 100917, 123343, 190621, 370029, 571863, 1110087, 1715589, 2096831, 6290493, 18871479]

約数ペア:

[(1, 18871479), (3, 6290493), (9, 2096831), (11, 1715589), (17, 1110087), (33, 571863), (51, 370029), (99, 190621), (153, 123343), (187, 100917), (561, 33639), (1683, 11213)]