20345666

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7643}}^1$

素因数の和:7678

約数の個数: 16

約数和(自身を含む): 33572448

約数和(自身を除く): 13226782

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7643, 15286, 84073, 168146, 924803, 1849606, 10172833, 20345666]

約数ペア:

[(1, 20345666), (2, 10172833), (11, 1849606), (22, 924803), (121, 168146), (242, 84073), (1331, 15286), (2662, 7643)]