19804004794

素因数分解:

$2^1\times 7^1\times {\mathrm{1709}}^1\times {\mathrm{827719}}^1$

素因数の和:829437

約数の個数: 16

約数和(自身を含む): 33969628800

約数和(自身を除く): 14165624006

約数列:

[1, 2, 7, 14, 1709, 3418, 11963, 23926, 827719, 1655438, 5794033, 11588066, 1414571771, 2829143542, 9902002397, 19804004794]

約数ペア:

[(1, 19804004794), (2, 9902002397), (7, 2829143542), (14, 1414571771), (1709, 11588066), (3418, 5794033), (11963, 1655438), (23926, 827719)]