20160487839

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1\times {\mathrm{63493}}^1$

素因数の和:65546

約数の個数: 16

約数和(自身を含む): 27401978592

約数和(自身を除く): 7241490753

約数列:

[1, 3, 53, 159, 1997, 5991, 63493, 105841, 190479, 317523, 3365129, 10095387, 126795521, 380386563, 6720162613, 20160487839]

約数ペア:

[(1, 20160487839), (3, 6720162613), (53, 380386563), (159, 126795521), (1997, 10095387), (5991, 3365129), (63493, 317523), (105841, 190479)]