20078049393

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{769}}^1$

素因数の和:1148

約数の個数: 80

約数和(自身を含む): 32387382720

約数和(自身を除く): 12309333327

約数列:

[1, 3, 9, 17, 27, 51, 67, 81, 153, 201, 283, 459, 603, 769, 849, 1139, 1377, 1809, 2307, 2547, 3417, 4811, 5427, 6921, 7641, 10251, 13073, 14433, 18961, 20763, 22923, 30753, 39219, 43299, 51523, 56883, 62289, 92259, 117657, 129897, 154569, 170649, 217627, 322337, 352971, 389691, 463707, 511947, 652881, 875891, 967011, 1058913, 1391121, 1535841, 1958643, 2627673, 2901033, 3699659, 4173363, 5875929, 7883019, 8703099, 11098977, 14581009, 17627787, 23649057, 26109297, 33296931, 43743027, 70947171, 99890793, 131229081, 247877153, 299672379, 393687243, 743631459, 1181061729, 2230894377, 6692683131, 20078049393]

約数ペア:

[(1, 20078049393), (3, 6692683131), (9, 2230894377), (17, 1181061729), (27, 743631459), (51, 393687243), (67, 299672379), (81, 247877153), (153, 131229081), (201, 99890793), (283, 70947171), (459, 43743027), (603, 33296931), (769, 26109297), (849, 23649057), (1139, 17627787), (1377, 14581009), (1809, 11098977), (2307, 8703099), (2547, 7883019), (3417, 5875929), (4811, 4173363), (5427, 3699659), (6921, 2901033), (7641, 2627673), (10251, 1958643), (13073, 1535841), (14433, 1391121), (18961, 1058913), (20763, 967011), (22923, 875891), (30753, 652881), (39219, 511947), (43299, 463707), (51523, 389691), (56883, 352971), (62289, 322337), (92259, 217627), (117657, 170649), (129897, 154569)]