18784293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29959}}^1$

素因数の和:29992

約数の個数: 16

約数和(自身を含む): 28761600

約数和(自身を除く): 9977307

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 29959, 89877, 329549, 569221, 988647, 1707663, 6261431, 18784293]

約数ペア:

[(1, 18784293), (3, 6261431), (11, 1707663), (19, 988647), (33, 569221), (57, 329549), (209, 89877), (627, 29959)]