20992261504

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1429}}^1$

素因数の和:1660

約数の個数: 128

約数和(自身を含む): 45630842400

約数和(自身を除く): 24638580896

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 128, 136, 157, 172, 272, 314, 344, 544, 628, 688, 731, 1088, 1256, 1376, 1429, 1462, 2176, 2512, 2669, 2752, 2858, 2924, 5024, 5338, 5504, 5716, 5848, 6751, 10048, 10676, 11432, 11696, 13502, 20096, 21352, 22864, 23392, 24293, 27004, 42704, 45728, 46784, 48586, 54008, 61447, 85408, 91456, 93568, 97172, 108016, 114767, 122894, 170816, 182912, 194344, 216032, 224353, 229534, 245788, 341632, 388688, 432064, 448706, 459068, 491576, 777376, 864128, 897412, 918136, 983152, 1044599, 1554752, 1794824, 1836272, 1966304, 2089198, 3109504, 3589648, 3672544, 3814001, 3932608, 4178396, 7179296, 7345088, 7628002, 7865216, 8356792, 9647179, 14358592, 14690176, 15256004, 16713584, 19294358, 28717184, 30512008, 33427168, 38588716, 61024016, 66854336, 77177432, 122048032, 133708672, 154354864, 164002043, 244096064, 308709728, 328004086, 488192128, 617419456, 656008172, 1234838912, 1312016344, 2624032688, 5248065376, 10496130752, 20992261504]

約数ペア:

[(1, 20992261504), (2, 10496130752), (4, 5248065376), (8, 2624032688), (16, 1312016344), (17, 1234838912), (32, 656008172), (34, 617419456), (43, 488192128), (64, 328004086), (68, 308709728), (86, 244096064), (128, 164002043), (136, 154354864), (157, 133708672), (172, 122048032), (272, 77177432), (314, 66854336), (344, 61024016), (544, 38588716), (628, 33427168), (688, 30512008), (731, 28717184), (1088, 19294358), (1256, 16713584), (1376, 15256004), (1429, 14690176), (1462, 14358592), (2176, 9647179), (2512, 8356792), (2669, 7865216), (2752, 7628002), (2858, 7345088), (2924, 7179296), (5024, 4178396), (5338, 3932608), (5504, 3814001), (5716, 3672544), (5848, 3589648), (6751, 3109504), (10048, 2089198), (10676, 1966304), (11432, 1836272), (11696, 1794824), (13502, 1554752), (20096, 1044599), (21352, 983152), (22864, 918136), (23392, 897412), (24293, 864128), (27004, 777376), (42704, 491576), (45728, 459068), (46784, 448706), (48586, 432064), (54008, 388688), (61447, 341632), (85408, 245788), (91456, 229534), (93568, 224353), (97172, 216032), (108016, 194344), (114767, 182912), (122894, 170816)]