12689036

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 23520000

約数和(自身を除く): 10830964

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 839, 1678, 3356, 3781, 7562, 15124, 15941, 31882, 63764, 166961, 333922, 667844, 3172259, 6344518, 12689036]

約数ペア:

[(1, 12689036), (2, 6344518), (4, 3172259), (19, 667844), (38, 333922), (76, 166961), (199, 63764), (398, 31882), (796, 15941), (839, 15124), (1678, 7562), (3356, 3781)]