20931022728

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139831}}^1$

素因数の和:139870

約数の個数: 192

約数和(自身を含む): 73294341120

約数和(自身を除く): 52363318392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 81, 84, 88, 99, 108, 126, 132, 154, 162, 168, 189, 198, 216, 231, 243, 252, 264, 297, 308, 324, 378, 396, 462, 486, 504, 567, 594, 616, 648, 693, 756, 792, 891, 924, 972, 1134, 1188, 1386, 1512, 1701, 1782, 1848, 1944, 2079, 2268, 2376, 2673, 2772, 3402, 3564, 4158, 4536, 5346, 5544, 6237, 6804, 7128, 8316, 10692, 12474, 13608, 16632, 18711, 21384, 24948, 37422, 49896, 74844, 139831, 149688, 279662, 419493, 559324, 838986, 978817, 1118648, 1258479, 1538141, 1677972, 1957634, 2516958, 2936451, 3076282, 3355944, 3775437, 3915268, 4614423, 5033916, 5872902, 6152564, 7550874, 7830536, 8809353, 9228846, 10067832, 10766987, 11326311, 11745804, 12305128, 13843269, 15101748, 17618706, 18457692, 21533974, 22652622, 23491608, 26428059, 27686538, 30203496, 32300961, 33978933, 35237412, 36915384, 41529807, 43067948, 45305244, 52856118, 55373076, 64601922, 67957866, 70474824, 79284177, 83059614, 86135896, 90610488, 96902883, 105712236, 110746152, 124589421, 129203844, 135915732, 158568354, 166119228, 193805766, 211424472, 237852531, 249178842, 258407688, 271831464, 290708649, 317136708, 332238456, 373768263, 387611532, 475705062, 498357684, 581417298, 634273416, 747536526, 775223064, 872125947, 951410124, 996715368, 1162834596, 1495073052, 1744251894, 1902820248, 2325669192, 2616377841, 2990146104, 3488503788, 5232755682, 6977007576, 10465511364, 20931022728]

約数ペア:

[(1, 20931022728), (2, 10465511364), (3, 6977007576), (4, 5232755682), (6, 3488503788), (7, 2990146104), (8, 2616377841), (9, 2325669192), (11, 1902820248), (12, 1744251894), (14, 1495073052), (18, 1162834596), (21, 996715368), (22, 951410124), (24, 872125947), (27, 775223064), (28, 747536526), (33, 634273416), (36, 581417298), (42, 498357684), (44, 475705062), (54, 387611532), (56, 373768263), (63, 332238456), (66, 317136708), (72, 290708649), (77, 271831464), (81, 258407688), (84, 249178842), (88, 237852531), (99, 211424472), (108, 193805766), (126, 166119228), (132, 158568354), (154, 135915732), (162, 129203844), (168, 124589421), (189, 110746152), (198, 105712236), (216, 96902883), (231, 90610488), (243, 86135896), (252, 83059614), (264, 79284177), (297, 70474824), (308, 67957866), (324, 64601922), (378, 55373076), (396, 52856118), (462, 45305244), (486, 43067948), (504, 41529807), (567, 36915384), (594, 35237412), (616, 33978933), (648, 32300961), (693, 30203496), (756, 27686538), (792, 26428059), (891, 23491608), (924, 22652622), (972, 21533974), (1134, 18457692), (1188, 17618706), (1386, 15101748), (1512, 13843269), (1701, 12305128), (1782, 11745804), (1848, 11326311), (1944, 10766987), (2079, 10067832), (2268, 9228846), (2376, 8809353), (2673, 7830536), (2772, 7550874), (3402, 6152564), (3564, 5872902), (4158, 5033916), (4536, 4614423), (5346, 3915268), (5544, 3775437), (6237, 3355944), (6804, 3076282), (7128, 2936451), (8316, 2516958), (10692, 1957634), (12474, 1677972), (13608, 1538141), (16632, 1258479), (18711, 1118648), (21384, 978817), (24948, 838986), (37422, 559324), (49896, 419493), (74844, 279662), (139831, 149688)]