20181491616

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:540

約数の個数: 384

約数和(自身を含む): 64987453440

約数和(自身を除く): 44805961824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 29, 32, 33, 39, 44, 48, 52, 58, 66, 78, 87, 88, 96, 104, 116, 132, 143, 156, 163, 174, 176, 208, 232, 264, 286, 311, 312, 319, 326, 348, 352, 377, 416, 429, 464, 489, 528, 572, 622, 624, 638, 652, 696, 754, 858, 928, 933, 957, 978, 1056, 1131, 1144, 1244, 1248, 1276, 1304, 1392, 1508, 1716, 1793, 1866, 1914, 1956, 2119, 2262, 2288, 2488, 2552, 2608, 2784, 3016, 3421, 3432, 3586, 3732, 3828, 3912, 4043, 4147, 4238, 4524, 4576, 4727, 4976, 5104, 5216, 5379, 6032, 6357, 6842, 6864, 7172, 7464, 7656, 7824, 8086, 8294, 8476, 9019, 9048, 9454, 9952, 10208, 10263, 10758, 12064, 12129, 12441, 12714, 13684, 13728, 14181, 14344, 14928, 15312, 15648, 16172, 16588, 16952, 18038, 18096, 18908, 20526, 21516, 23309, 24258, 24882, 25428, 27057, 27368, 28362, 28688, 29856, 30624, 32344, 33176, 33904, 36076, 36192, 37816, 41052, 43032, 44473, 46618, 48516, 49764, 50693, 50856, 51997, 54114, 54736, 56724, 57376, 61451, 64688, 66352, 67808, 69927, 72152, 75632, 82104, 86064, 88946, 93236, 97032, 99209, 99528, 101386, 101712, 103994, 108228, 109472, 113448, 117247, 122902, 129376, 132704, 133419, 139854, 144304, 151264, 152079, 155991, 164208, 172128, 177892, 184353, 186472, 194064, 198418, 199056, 202772, 203424, 207988, 216456, 226896, 234494, 245804, 266838, 279708, 288608, 297627, 304158, 311982, 328416, 351741, 355784, 368706, 372944, 388128, 396836, 398112, 405544, 415976, 432912, 453792, 468988, 491608, 533676, 557623, 559416, 595254, 608316, 623964, 659009, 675961, 703482, 711568, 737412, 745888, 793672, 811088, 831952, 865824, 937976, 983216, 1067352, 1115246, 1118832, 1190508, 1216632, 1247928, 1289717, 1318018, 1351922, 1406964, 1423136, 1470097, 1474824, 1587344, 1622176, 1663904, 1672869, 1875952, 1966432, 1977027, 2027883, 2134704, 2230492, 2237664, 2381016, 2433264, 2495856, 2579434, 2636036, 2703844, 2813928, 2940194, 2949648, 3174688, 3345738, 3751904, 3869151, 3954054, 4055766, 4269408, 4410291, 4460984, 4762032, 4866528, 4991712, 5158868, 5272072, 5407688, 5627856, 5880388, 5899296, 6691476, 7249099, 7738302, 7908108, 8111532, 8820582, 8921968, 9524064, 10317736, 10544144, 10815376, 11255712, 11760776, 13382952, 14498198, 15476604, 15816216, 16171067, 16223064, 17641164, 17843936, 19111261, 20635472, 21088288, 21630752, 21747297, 23521552, 26765904, 28996396, 30953208, 31632432, 32342134, 32446128, 35282328, 38222522, 41270944, 43494594, 47043104, 48513201, 53531808, 57333783, 57992792, 61906416, 63264864, 64684268, 64892256, 70564656, 76445044, 86989188, 97026402, 114667566, 115985584, 123812832, 129368536, 141129312, 152890088, 173978376, 194052804, 210223871, 229335132, 231971168, 258737072, 305780176, 347956752, 388105608, 420447742, 458670264, 517474144, 611560352, 630671613, 695913504, 776211216, 840895484, 917340528, 1261343226, 1552422432, 1681790968, 1834681056, 2522686452, 3363581936, 5045372904, 6727163872, 10090745808, 20181491616]

約数ペア:

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