2011994873

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{4001}}^1$

素因数の和:4245

約数の個数: 24

約数和(自身を含む): 2439619200

約数和(自身を除く): 427624327

約数列:

[1, 7, 19, 133, 199, 361, 1393, 2527, 3781, 4001, 26467, 28007, 71839, 76019, 502873, 532133, 796199, 1444361, 5573393, 10110527, 15127781, 105894467, 287427839, 2011994873]

約数ペア:

[(1, 2011994873), (7, 287427839), (19, 105894467), (133, 15127781), (199, 10110527), (361, 5573393), (1393, 1444361), (2527, 796199), (3781, 532133), (4001, 502873), (26467, 76019), (28007, 71839)]