18976759599

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^2\times {\mathrm{1201}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 30618113280

約数和(自身を除く): 11641353681

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 399, 597, 1201, 1393, 3603, 3781, 4179, 8407, 11343, 22819, 25221, 26467, 39601, 68457, 79401, 118803, 159733, 238999, 277207, 479199, 716997, 752419, 831621, 1672993, 2257257, 4540981, 5018979, 5266933, 13622943, 15800799, 31786867, 47560801, 95360601, 142682403, 332925607, 903655219, 998776821, 2710965657, 6325586533, 18976759599]

約数ペア:

[(1, 18976759599), (3, 6325586533), (7, 2710965657), (19, 998776821), (21, 903655219), (57, 332925607), (133, 142682403), (199, 95360601), (399, 47560801), (597, 31786867), (1201, 15800799), (1393, 13622943), (3603, 5266933), (3781, 5018979), (4179, 4540981), (8407, 2257257), (11343, 1672993), (22819, 831621), (25221, 752419), (26467, 716997), (39601, 479199), (68457, 277207), (79401, 238999), (118803, 159733)]