18073902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 49766400

約数和(自身を除く): 31692498

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 29, 33, 38, 42, 57, 58, 66, 71, 77, 87, 114, 133, 142, 154, 174, 203, 209, 213, 231, 266, 319, 399, 406, 418, 426, 462, 497, 551, 609, 627, 638, 781, 798, 957, 994, 1102, 1218, 1254, 1349, 1463, 1491, 1562, 1653, 1914, 2059, 2233, 2343, 2698, 2926, 2982, 3306, 3857, 4047, 4118, 4389, 4466, 4686, 5467, 6061, 6177, 6699, 7714, 8094, 8778, 9443, 10934, 11571, 12122, 12354, 13398, 14413, 14839, 16401, 18183, 18886, 22649, 23142, 28329, 28826, 29678, 32802, 36366, 39121, 42427, 43239, 44517, 45298, 56658, 67947, 78242, 84854, 86478, 89034, 103873, 117363, 127281, 135894, 158543, 207746, 234726, 254562, 273847, 311619, 317086, 430331, 475629, 547694, 623238, 821541, 860662, 951258, 1290993, 1643082, 2581986, 3012317, 6024634, 9036951, 18073902]

約数ペア:

[(1, 18073902), (2, 9036951), (3, 6024634), (6, 3012317), (7, 2581986), (11, 1643082), (14, 1290993), (19, 951258), (21, 860662), (22, 821541), (29, 623238), (33, 547694), (38, 475629), (42, 430331), (57, 317086), (58, 311619), (66, 273847), (71, 254562), (77, 234726), (87, 207746), (114, 158543), (133, 135894), (142, 127281), (154, 117363), (174, 103873), (203, 89034), (209, 86478), (213, 84854), (231, 78242), (266, 67947), (319, 56658), (399, 45298), (406, 44517), (418, 43239), (426, 42427), (462, 39121), (497, 36366), (551, 32802), (609, 29678), (627, 28826), (638, 28329), (781, 23142), (798, 22649), (957, 18886), (994, 18183), (1102, 16401), (1218, 14839), (1254, 14413), (1349, 13398), (1463, 12354), (1491, 12122), (1562, 11571), (1653, 10934), (1914, 9443), (2059, 8778), (2233, 8094), (2343, 7714), (2698, 6699), (2926, 6177), (2982, 6061), (3306, 5467), (3857, 4686), (4047, 4466), (4118, 4389)]