20387778432

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{244669}}^1$

素因数の和:244724

約数の個数: 128

約数和(自身を含む): 63888230400

約数和(自身を除く): 43500451968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 336, 372, 384, 434, 448, 496, 651, 672, 744, 868, 896, 992, 1302, 1344, 1488, 1736, 1984, 2604, 2688, 2976, 3472, 3968, 5208, 5952, 6944, 10416, 11904, 13888, 20832, 27776, 41664, 83328, 244669, 489338, 734007, 978676, 1468014, 1712683, 1957352, 2936028, 3425366, 3914704, 5138049, 5872056, 6850732, 7584739, 7829408, 10276098, 11744112, 13701464, 15169478, 15658816, 20552196, 22754217, 23488224, 27402928, 30338956, 31317632, 41104392, 45508434, 46976448, 53093173, 54805856, 60677912, 82208784, 91016868, 93952896, 106186346, 109611712, 121355824, 159279519, 164417568, 182033736, 212372692, 219223424, 242711648, 318559038, 328835136, 364067472, 424745384, 485423296, 637118076, 657670272, 728134944, 849490768, 970846592, 1274236152, 1456269888, 1698981536, 2548472304, 2912539776, 3397963072, 5096944608, 6795926144, 10193889216, 20387778432]

約数ペア:

[(1, 20387778432), (2, 10193889216), (3, 6795926144), (4, 5096944608), (6, 3397963072), (7, 2912539776), (8, 2548472304), (12, 1698981536), (14, 1456269888), (16, 1274236152), (21, 970846592), (24, 849490768), (28, 728134944), (31, 657670272), (32, 637118076), (42, 485423296), (48, 424745384), (56, 364067472), (62, 328835136), (64, 318559038), (84, 242711648), (93, 219223424), (96, 212372692), (112, 182033736), (124, 164417568), (128, 159279519), (168, 121355824), (186, 109611712), (192, 106186346), (217, 93952896), (224, 91016868), (248, 82208784), (336, 60677912), (372, 54805856), (384, 53093173), (434, 46976448), (448, 45508434), (496, 41104392), (651, 31317632), (672, 30338956), (744, 27402928), (868, 23488224), (896, 22754217), (992, 20552196), (1302, 15658816), (1344, 15169478), (1488, 13701464), (1736, 11744112), (1984, 10276098), (2604, 7829408), (2688, 7584739), (2976, 6850732), (3472, 5872056), (3968, 5138049), (5208, 3914704), (5952, 3425366), (6944, 2936028), (10416, 1957352), (11904, 1712683), (13888, 1468014), (20832, 978676), (27776, 734007), (41664, 489338), (83328, 244669)]