20418448512

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2687}}^1$

素因数の和:2979

約数の個数: 256

約数和(自身を含む): 67907911680

約数和(自身を除く): 47489463168

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 257, 264, 308, 336, 352, 384, 448, 462, 514, 528, 616, 672, 704, 771, 896, 924, 1028, 1056, 1232, 1344, 1408, 1542, 1799, 1848, 2056, 2112, 2464, 2687, 2688, 2827, 3084, 3598, 3696, 4112, 4224, 4928, 5374, 5397, 5654, 6168, 7196, 7392, 8061, 8224, 8481, 9856, 10748, 10794, 11308, 12336, 14392, 14784, 16122, 16448, 16962, 18809, 19789, 21496, 21588, 22616, 24672, 28784, 29557, 29568, 32244, 32896, 33924, 37618, 39578, 42992, 43176, 45232, 49344, 56427, 57568, 59114, 59367, 64488, 67848, 75236, 79156, 85984, 86352, 88671, 90464, 98688, 112854, 115136, 118228, 118734, 128976, 135696, 150472, 158312, 171968, 172704, 177342, 180928, 206899, 225708, 230272, 236456, 237468, 257952, 271392, 300944, 316624, 343936, 345408, 354684, 361856, 413798, 451416, 472912, 474936, 515904, 542784, 601888, 620697, 633248, 690559, 690816, 709368, 827596, 902832, 945824, 949872, 1031808, 1085568, 1203776, 1241394, 1266496, 1381118, 1418736, 1655192, 1805664, 1891648, 1899744, 2071677, 2407552, 2482788, 2532992, 2762236, 2837472, 3310384, 3611328, 3783296, 3799488, 4143354, 4833913, 4965576, 5524472, 5674944, 6620768, 7222656, 7596149, 7598976, 8286708, 9667826, 9931152, 11048944, 11349888, 13241536, 14501739, 15192298, 16573416, 19335652, 19862304, 22097888, 22788447, 26483072, 29003478, 30384596, 33146832, 38671304, 39724608, 44195776, 45576894, 53173043, 58006956, 60769192, 66293664, 77342608, 79449216, 88391552, 91153788, 106346086, 116013912, 121538384, 132587328, 154685216, 159519129, 182307576, 212692172, 232027824, 243076768, 265174656, 309370432, 319038258, 364615152, 425384344, 464055648, 486153536, 618740864, 638076516, 729230304, 850768688, 928111296, 972307072, 1276153032, 1458460608, 1701537376, 1856222592, 2552306064, 2916921216, 3403074752, 5104612128, 6806149504, 10209224256, 20418448512]

約数ペア:

[(1, 20418448512), (2, 10209224256), (3, 6806149504), (4, 5104612128), (6, 3403074752), (7, 2916921216), (8, 2552306064), (11, 1856222592), (12, 1701537376), (14, 1458460608), (16, 1276153032), (21, 972307072), (22, 928111296), (24, 850768688), (28, 729230304), (32, 638076516), (33, 618740864), (42, 486153536), (44, 464055648), (48, 425384344), (56, 364615152), (64, 319038258), (66, 309370432), (77, 265174656), (84, 243076768), (88, 232027824), (96, 212692172), (112, 182307576), (128, 159519129), (132, 154685216), (154, 132587328), (168, 121538384), (176, 116013912), (192, 106346086), (224, 91153788), (231, 88391552), (257, 79449216), (264, 77342608), (308, 66293664), (336, 60769192), (352, 58006956), (384, 53173043), (448, 45576894), (462, 44195776), (514, 39724608), (528, 38671304), (616, 33146832), (672, 30384596), (704, 29003478), (771, 26483072), (896, 22788447), (924, 22097888), (1028, 19862304), (1056, 19335652), (1232, 16573416), (1344, 15192298), (1408, 14501739), (1542, 13241536), (1799, 11349888), (1848, 11048944), (2056, 9931152), (2112, 9667826), (2464, 8286708), (2687, 7598976), (2688, 7596149), (2827, 7222656), (3084, 6620768), (3598, 5674944), (3696, 5524472), (4112, 4965576), (4224, 4833913), (4928, 4143354), (5374, 3799488), (5397, 3783296), (5654, 3611328), (6168, 3310384), (7196, 2837472), (7392, 2762236), (8061, 2532992), (8224, 2482788), (8481, 2407552), (9856, 2071677), (10748, 1899744), (10794, 1891648), (11308, 1805664), (12336, 1655192), (14392, 1418736), (14784, 1381118), (16122, 1266496), (16448, 1241394), (16962, 1203776), (18809, 1085568), (19789, 1031808), (21496, 949872), (21588, 945824), (22616, 902832), (24672, 827596), (28784, 709368), (29557, 690816), (29568, 690559), (32244, 633248), (32896, 620697), (33924, 601888), (37618, 542784), (39578, 515904), (42992, 474936), (43176, 472912), (45232, 451416), (49344, 413798), (56427, 361856), (57568, 354684), (59114, 345408), (59367, 343936), (64488, 316624), (67848, 300944), (75236, 271392), (79156, 257952), (85984, 237468), (86352, 236456), (88671, 230272), (90464, 225708), (98688, 206899), (112854, 180928), (115136, 177342), (118228, 172704), (118734, 171968), (128976, 158312), (135696, 150472)]