1680451408

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{186551}}^1$

素因数の和:187122

約数の個数: 20

約数和(自身を含む): 3261675168

約数和(自身を除く): 1581223760

約数列:

[1, 2, 4, 8, 16, 563, 1126, 2252, 4504, 9008, 186551, 373102, 746204, 1492408, 2984816, 105028213, 210056426, 420112852, 840225704, 1680451408]

約数ペア:

[(1, 1680451408), (2, 840225704), (4, 420112852), (8, 210056426), (16, 105028213), (563, 2984816), (1126, 1492408), (2252, 746204), (4504, 373102), (9008, 186551)]