2021657195

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{20123}}^1$

素因数の和:20482

約数の個数: 16

約数和(自身を含む): 2468973312

約数和(自身を除く): 447316117

約数列:

[1, 5, 71, 283, 355, 1415, 20093, 20123, 100465, 100615, 1428733, 5694809, 7143665, 28474045, 404331439, 2021657195]

約数ペア:

[(1, 2021657195), (5, 404331439), (71, 28474045), (283, 7143665), (355, 5694809), (1415, 1428733), (20093, 100615), (20123, 100465)]