18297433

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 23556960

約数和(自身を除く): 5259527

約数列:

[1, 7, 11, 49, 77, 83, 409, 539, 581, 913, 2863, 4067, 4499, 6391, 20041, 31493, 33947, 44737, 220451, 237629, 373417, 1663403, 2613919, 18297433]

約数ペア:

[(1, 18297433), (7, 2613919), (11, 1663403), (49, 373417), (77, 237629), (83, 220451), (409, 44737), (539, 33947), (581, 31493), (913, 20041), (2863, 6391), (4067, 4499)]