20210257976

素因数分解:

$2^3\times {\mathrm{3863}}^1\times {\mathrm{653969}}^1$

素因数の和:657838

約数の個数: 16

約数和(自身を含む): 37904101200

約数和(自身を除く): 17693843224

約数列:

[1, 2, 4, 8, 3863, 7726, 15452, 30904, 653969, 1307938, 2615876, 5231752, 2526282247, 5052564494, 10105128988, 20210257976]

約数ペア:

[(1, 20210257976), (2, 10105128988), (4, 5052564494), (8, 2526282247), (3863, 5231752), (7726, 2615876), (15452, 1307938), (30904, 653969)]