19992933

素因数分解:

$3^3\times {\mathrm{61}}^2\times {\mathrm{199}}^1$

素因数の和:330

約数の個数: 24

約数和(自身を含む): 30264000

約数和(自身を除く): 10271067

約数列:

[1, 3, 9, 27, 61, 183, 199, 549, 597, 1647, 1791, 3721, 5373, 11163, 12139, 33489, 36417, 100467, 109251, 327753, 740479, 2221437, 6664311, 19992933]

約数ペア:

[(1, 19992933), (3, 6664311), (9, 2221437), (27, 740479), (61, 327753), (183, 109251), (199, 100467), (549, 36417), (597, 33489), (1647, 12139), (1791, 11163), (3721, 5373)]