20181551328

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 384

約数和(自身を含む): 64157184000

約数和(自身を除く): 43975632672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 59, 67, 72, 76, 96, 108, 114, 118, 134, 144, 152, 171, 177, 201, 216, 228, 236, 268, 288, 304, 311, 342, 354, 402, 432, 456, 472, 513, 531, 536, 603, 608, 622, 684, 708, 804, 864, 912, 933, 944, 1026, 1062, 1072, 1121, 1206, 1244, 1273, 1368, 1416, 1593, 1608, 1809, 1824, 1866, 1888, 2052, 2124, 2144, 2242, 2412, 2488, 2546, 2736, 2799, 2832, 3186, 3216, 3363, 3618, 3732, 3819, 3953, 4104, 4248, 4484, 4824, 4976, 5092, 5472, 5598, 5664, 5909, 6372, 6432, 6726, 7236, 7464, 7638, 7906, 8208, 8397, 8496, 8968, 9648, 9952, 10089, 10184, 11196, 11457, 11818, 11859, 12744, 13452, 14472, 14928, 15276, 15812, 16416, 16794, 16992, 17727, 17936, 18349, 19296, 20178, 20368, 20837, 22392, 22914, 23636, 23718, 25488, 26904, 28944, 29856, 30267, 30552, 31624, 33588, 34371, 35454, 35577, 35872, 36698, 40356, 40736, 41674, 44784, 45828, 47272, 47436, 50976, 53181, 53808, 55047, 57888, 60534, 61104, 62511, 63248, 67176, 68742, 70908, 71154, 73396, 75107, 80712, 83348, 89568, 91656, 94544, 94872, 106362, 106731, 107616, 110094, 121068, 122208, 125022, 126496, 134352, 137484, 141816, 142308, 146792, 150214, 159543, 161424, 165141, 166696, 183312, 187533, 189088, 189744, 212724, 213462, 220188, 225321, 242136, 250044, 268704, 274968, 283632, 284616, 293584, 300428, 319086, 322848, 330282, 333392, 348631, 366624, 375066, 379488, 395903, 425448, 426924, 440376, 450642, 484272, 495423, 500088, 549936, 562599, 567264, 569232, 587168, 600856, 638172, 660564, 666784, 675963, 697262, 750132, 791806, 850896, 853848, 880752, 901284, 968544, 990846, 1000176, 1045893, 1099872, 1125198, 1138464, 1187709, 1201712, 1229383, 1276344, 1321128, 1351926, 1394524, 1500264, 1583612, 1701792, 1707696, 1761504, 1802568, 1981692, 2000352, 2027889, 2091786, 2250396, 2375418, 2403424, 2458766, 2552688, 2642256, 2703852, 2789048, 3000528, 3137679, 3167224, 3415392, 3563127, 3605136, 3688149, 3963384, 4055778, 4183572, 4500792, 4750836, 4917532, 5105376, 5284512, 5407704, 5578096, 6001056, 6275358, 6334448, 7126254, 7210272, 7376298, 7926768, 8111556, 8367144, 9001584, 9413037, 9501672, 9835064, 10689381, 10815408, 11064447, 11156192, 12550716, 12668896, 14252508, 14752596, 15853536, 16223112, 16734288, 18003168, 18826074, 19003344, 19670128, 21378762, 21630816, 22128894, 23358277, 25101432, 28505016, 29505192, 32446224, 33193341, 33468576, 37652148, 38006688, 39340256, 42757524, 44257788, 46716554, 50202864, 57010032, 59010384, 64892448, 66386682, 70074831, 75304296, 85515048, 88515576, 93433108, 100405728, 114020064, 118020768, 132773364, 140149662, 150608592, 171030096, 177031152, 186866216, 210224493, 265546728, 280299324, 301217184, 342060192, 354062304, 373732432, 420448986, 531093456, 560598648, 630673479, 747464864, 840897972, 1062186912, 1121197296, 1261346958, 1681795944, 2242394592, 2522693916, 3363591888, 5045387832, 6727183776, 10090775664, 20181551328]

約数ペア:

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