12185168

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 24552000

約数和(自身を除く): 12366832

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 199, 344, 356, 398, 688, 712, 796, 1424, 1592, 3184, 3827, 7654, 8557, 15308, 17114, 17711, 30616, 34228, 35422, 61232, 68456, 70844, 136912, 141688, 283376, 761573, 1523146, 3046292, 6092584, 12185168]

約数ペア:

[(1, 12185168), (2, 6092584), (4, 3046292), (8, 1523146), (16, 761573), (43, 283376), (86, 141688), (89, 136912), (172, 70844), (178, 68456), (199, 61232), (344, 35422), (356, 34228), (398, 30616), (688, 17711), (712, 17114), (796, 15308), (1424, 8557), (1592, 7654), (3184, 3827)]