18905420928

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1075

約数の個数: 256

約数和(自身を含む): 55480688640

約数和(自身を除く): 36575267712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 103, 124, 128, 136, 186, 192, 204, 206, 248, 272, 309, 372, 384, 408, 412, 496, 527, 544, 618, 744, 816, 824, 907, 992, 1054, 1088, 1236, 1488, 1581, 1632, 1648, 1751, 1814, 1984, 2108, 2176, 2472, 2721, 2976, 3162, 3193, 3264, 3296, 3502, 3628, 3968, 4216, 4944, 5253, 5442, 5952, 6324, 6386, 6528, 6592, 7004, 7256, 8432, 9579, 9888, 10506, 10884, 11904, 12648, 12772, 13184, 14008, 14512, 15419, 16864, 19158, 19776, 21012, 21768, 25296, 25544, 28016, 28117, 29024, 30838, 33728, 38316, 39552, 42024, 43536, 46257, 50592, 51088, 54281, 56032, 56234, 58048, 61676, 67456, 76632, 84048, 84351, 87072, 92514, 93421, 101184, 102176, 108562, 112064, 112468, 116096, 123352, 153264, 162843, 168096, 168702, 174144, 185028, 186842, 202368, 204352, 217124, 224128, 224936, 246704, 280263, 306528, 325686, 336192, 337404, 348288, 370056, 373684, 408704, 434248, 449872, 477989, 493408, 560526, 613056, 651372, 672384, 674808, 740112, 747368, 868496, 899744, 955978, 986816, 1121052, 1226112, 1302744, 1349616, 1433967, 1480224, 1494736, 1588157, 1736992, 1799488, 1911956, 1973632, 2242104, 2605488, 2699232, 2867934, 2896051, 2960448, 2989472, 3176314, 3473984, 3598976, 3823912, 4484208, 4764471, 5210976, 5398464, 5735868, 5792102, 5920896, 5978944, 6352628, 6947968, 7647824, 8688153, 8968416, 9528942, 10421952, 10796928, 11471736, 11584204, 11957888, 12705256, 15295648, 17376306, 17936832, 19057884, 20843904, 22943472, 23168408, 25410512, 30591296, 34752612, 35873664, 38115768, 45886944, 46336816, 49232867, 50821024, 61182592, 69505224, 76231536, 91773888, 92673632, 98465734, 101642048, 139010448, 147698601, 152463072, 183547776, 185347264, 196931468, 203284096, 278020896, 295397202, 304926144, 370694528, 393862936, 556041792, 590794404, 609852288, 787725872, 1112083584, 1181588808, 1575451744, 2363177616, 3150903488, 4726355232, 6301806976, 9452710464, 18905420928]

約数ペア:

[(1, 18905420928), (2, 9452710464), (3, 6301806976), (4, 4726355232), (6, 3150903488), (8, 2363177616), (12, 1575451744), (16, 1181588808), (17, 1112083584), (24, 787725872), (31, 609852288), (32, 590794404), (34, 556041792), (48, 393862936), (51, 370694528), (62, 304926144), (64, 295397202), (68, 278020896), (93, 203284096), (96, 196931468), (102, 185347264), (103, 183547776), (124, 152463072), (128, 147698601), (136, 139010448), (186, 101642048), (192, 98465734), (204, 92673632), (206, 91773888), (248, 76231536), (272, 69505224), (309, 61182592), (372, 50821024), (384, 49232867), (408, 46336816), (412, 45886944), (496, 38115768), (527, 35873664), (544, 34752612), (618, 30591296), (744, 25410512), (816, 23168408), (824, 22943472), (907, 20843904), (992, 19057884), (1054, 17936832), (1088, 17376306), (1236, 15295648), (1488, 12705256), (1581, 11957888), (1632, 11584204), (1648, 11471736), (1751, 10796928), (1814, 10421952), (1984, 9528942), (2108, 8968416), (2176, 8688153), (2472, 7647824), (2721, 6947968), (2976, 6352628), (3162, 5978944), (3193, 5920896), (3264, 5792102), (3296, 5735868), (3502, 5398464), (3628, 5210976), (3968, 4764471), (4216, 4484208), (4944, 3823912), (5253, 3598976), (5442, 3473984), (5952, 3176314), (6324, 2989472), (6386, 2960448), (6528, 2896051), (6592, 2867934), (7004, 2699232), (7256, 2605488), (8432, 2242104), (9579, 1973632), (9888, 1911956), (10506, 1799488), (10884, 1736992), (11904, 1588157), (12648, 1494736), (12772, 1480224), (13184, 1433967), (14008, 1349616), (14512, 1302744), (15419, 1226112), (16864, 1121052), (19158, 986816), (19776, 955978), (21012, 899744), (21768, 868496), (25296, 747368), (25544, 740112), (28016, 674808), (28117, 672384), (29024, 651372), (30838, 613056), (33728, 560526), (38316, 493408), (39552, 477989), (42024, 449872), (43536, 434248), (46257, 408704), (50592, 373684), (51088, 370056), (54281, 348288), (56032, 337404), (56234, 336192), (58048, 325686), (61676, 306528), (67456, 280263), (76632, 246704), (84048, 224936), (84351, 224128), (87072, 217124), (92514, 204352), (93421, 202368), (101184, 186842), (102176, 185028), (108562, 174144), (112064, 168702), (112468, 168096), (116096, 162843), (123352, 153264)]