20085940992

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{18457}}^1$

素因数の和:18598

約数の個数: 144

約数和(自身を含む): 58101354080

約数和(自身を除く): 38015413088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 109, 128, 156, 192, 208, 218, 256, 312, 327, 384, 416, 436, 624, 654, 768, 832, 872, 1248, 1308, 1417, 1664, 1744, 2496, 2616, 2834, 3328, 3488, 4251, 4992, 5232, 5668, 6976, 8502, 9984, 10464, 11336, 13952, 17004, 18457, 20928, 22672, 27904, 34008, 36914, 41856, 45344, 55371, 68016, 73828, 83712, 90688, 110742, 136032, 147656, 181376, 221484, 239941, 272064, 295312, 362752, 442968, 479882, 544128, 590624, 719823, 885936, 959764, 1088256, 1181248, 1439646, 1771872, 1919528, 2011813, 2362496, 2879292, 3543744, 3839056, 4023626, 4724992, 5758584, 6035439, 7087488, 7678112, 8047252, 11517168, 12070878, 14174976, 15356224, 16094504, 23034336, 24141756, 26153569, 30712448, 32189008, 46068672, 48283512, 52307138, 61424896, 64378016, 78460707, 92137344, 96567024, 104614276, 128756032, 156921414, 184274688, 193134048, 209228552, 257512064, 313842828, 386268096, 418457104, 515024128, 627685656, 772536192, 836914208, 1255371312, 1545072384, 1673828416, 2510742624, 3347656832, 5021485248, 6695313664, 10042970496, 20085940992]

約数ペア:

[(1, 20085940992), (2, 10042970496), (3, 6695313664), (4, 5021485248), (6, 3347656832), (8, 2510742624), (12, 1673828416), (13, 1545072384), (16, 1255371312), (24, 836914208), (26, 772536192), (32, 627685656), (39, 515024128), (48, 418457104), (52, 386268096), (64, 313842828), (78, 257512064), (96, 209228552), (104, 193134048), (109, 184274688), (128, 156921414), (156, 128756032), (192, 104614276), (208, 96567024), (218, 92137344), (256, 78460707), (312, 64378016), (327, 61424896), (384, 52307138), (416, 48283512), (436, 46068672), (624, 32189008), (654, 30712448), (768, 26153569), (832, 24141756), (872, 23034336), (1248, 16094504), (1308, 15356224), (1417, 14174976), (1664, 12070878), (1744, 11517168), (2496, 8047252), (2616, 7678112), (2834, 7087488), (3328, 6035439), (3488, 5758584), (4251, 4724992), (4992, 4023626), (5232, 3839056), (5668, 3543744), (6976, 2879292), (8502, 2362496), (9984, 2011813), (10464, 1919528), (11336, 1771872), (13952, 1439646), (17004, 1181248), (18457, 1088256), (20928, 959764), (22672, 885936), (27904, 719823), (34008, 590624), (36914, 544128), (41856, 479882), (45344, 442968), (55371, 362752), (68016, 295312), (73828, 272064), (83712, 239941), (90688, 221484), (110742, 181376), (136032, 147656)]