19239121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 22982400

約数和(自身を除く): 3743279

約数列:

[1, 11, 17, 47, 121, 187, 199, 517, 799, 2057, 2189, 3383, 5687, 8789, 9353, 24079, 37213, 96679, 102883, 159001, 409343, 1131713, 1749011, 19239121]

約数ペア:

[(1, 19239121), (11, 1749011), (17, 1131713), (47, 409343), (121, 159001), (187, 102883), (199, 96679), (517, 37213), (799, 24079), (2057, 9353), (2189, 8789), (3383, 5687)]