20897046912

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{146683}}^1$

素因数の和:146760

約数の個数: 128

約数和(自身を含む): 64634837760

約数和(自身を除く): 43737790848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 53, 56, 64, 84, 96, 106, 112, 128, 159, 168, 192, 212, 224, 318, 336, 371, 384, 424, 448, 636, 672, 742, 848, 896, 1113, 1272, 1344, 1484, 1696, 2226, 2544, 2688, 2968, 3392, 4452, 5088, 5936, 6784, 8904, 10176, 11872, 17808, 20352, 23744, 35616, 47488, 71232, 142464, 146683, 293366, 440049, 586732, 880098, 1026781, 1173464, 1760196, 2053562, 2346928, 3080343, 3520392, 4107124, 4693856, 6160686, 7040784, 7774199, 8214248, 9387712, 12321372, 14081568, 15548398, 16428496, 18775424, 23322597, 24642744, 28163136, 31096796, 32856992, 46645194, 49285488, 54419393, 56326272, 62193592, 65713984, 93290388, 98570976, 108838786, 124387184, 131427968, 163258179, 186580776, 197141952, 217677572, 248774368, 326516358, 373161552, 394283904, 435355144, 497548736, 653032716, 746323104, 870710288, 995097472, 1306065432, 1492646208, 1741420576, 2612130864, 2985292416, 3482841152, 5224261728, 6965682304, 10448523456, 20897046912]

約数ペア:

[(1, 20897046912), (2, 10448523456), (3, 6965682304), (4, 5224261728), (6, 3482841152), (7, 2985292416), (8, 2612130864), (12, 1741420576), (14, 1492646208), (16, 1306065432), (21, 995097472), (24, 870710288), (28, 746323104), (32, 653032716), (42, 497548736), (48, 435355144), (53, 394283904), (56, 373161552), (64, 326516358), (84, 248774368), (96, 217677572), (106, 197141952), (112, 186580776), (128, 163258179), (159, 131427968), (168, 124387184), (192, 108838786), (212, 98570976), (224, 93290388), (318, 65713984), (336, 62193592), (371, 56326272), (384, 54419393), (424, 49285488), (448, 46645194), (636, 32856992), (672, 31096796), (742, 28163136), (848, 24642744), (896, 23322597), (1113, 18775424), (1272, 16428496), (1344, 15548398), (1484, 14081568), (1696, 12321372), (2226, 9387712), (2544, 8214248), (2688, 7774199), (2968, 7040784), (3392, 6160686), (4452, 4693856), (5088, 4107124), (5936, 3520392), (6784, 3080343), (8904, 2346928), (10176, 2053562), (11872, 1760196), (17808, 1173464), (20352, 1026781), (23744, 880098), (35616, 586732), (47488, 440049), (71232, 293366), (142464, 146683)]