20843287834

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{21319}}^1\times {\mathrm{11923}}^1$

素因数の和:33285

約数の個数: 16

約数和(自身を含む): 32031679680

約数和(自身を除く): 11188391846

約数列:

[1, 2, 41, 82, 11923, 21319, 23846, 42638, 488843, 874079, 977686, 1748158, 254186437, 508372874, 10421643917, 20843287834]

約数ペア:

[(1, 20843287834), (2, 10421643917), (41, 508372874), (82, 254186437), (11923, 1748158), (21319, 977686), (23846, 874079), (42638, 488843)]