18343489

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 19906560

約数和(自身を除く): 1563071

約数列:

[1, 23, 47, 71, 239, 1081, 1633, 3337, 5497, 11233, 16969, 76751, 258359, 390287, 797543, 18343489]

約数ペア:

[(1, 18343489), (23, 797543), (47, 390287), (71, 258359), (239, 76751), (1081, 16969), (1633, 11233), (3337, 5497)]