3940676

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{2729}}^1$

素因数の和:2771

約数の個数: 18

約数和(自身を含む): 7280910

約数和(自身を除く): 3340234

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 2729, 5458, 10916, 51851, 103702, 207404, 985169, 1970338, 3940676]

約数ペア:

[(1, 3940676), (2, 1970338), (4, 985169), (19, 207404), (38, 103702), (76, 51851), (361, 10916), (722, 5458), (1444, 2729)]