20009674

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{853}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 30959208

約数和(自身を除く): 10949534

約数列:

[1, 2, 37, 74, 317, 634, 853, 1706, 11729, 23458, 31561, 63122, 270401, 540802, 10004837, 20009674]

約数ペア:

[(1, 20009674), (2, 10004837), (37, 540802), (74, 270401), (317, 63122), (634, 31561), (853, 23458), (1706, 11729)]