20150422

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{859}}^1$

素因数の和:1215

約数の個数: 16

約数和(自身を含む): 31176720

約数和(自身を除く): 11026298

約数列:

[1, 2, 37, 74, 317, 634, 859, 1718, 11729, 23458, 31783, 63566, 272303, 544606, 10075211, 20150422]

約数ペア:

[(1, 20150422), (2, 10075211), (37, 544606), (74, 272303), (317, 63566), (634, 31783), (859, 23458), (1718, 11729)]