20495191296

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{4447}}^1$

素因数の和:4836

約数の個数: 144

約数和(自身を含む): 57932388864

約数和(自身を除く): 37437197568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 353, 384, 408, 544, 706, 768, 816, 1059, 1088, 1412, 1632, 2118, 2176, 2824, 3264, 4236, 4352, 4447, 5648, 6001, 6528, 8472, 8894, 11296, 12002, 13056, 13341, 16944, 17788, 18003, 22592, 24004, 26682, 33888, 35576, 36006, 45184, 48008, 53364, 67776, 71152, 72012, 75599, 90368, 96016, 106728, 135552, 142304, 144024, 151198, 192032, 213456, 226797, 271104, 284608, 288048, 302396, 384064, 426912, 453594, 569216, 576096, 604792, 768128, 853824, 907188, 1138432, 1152192, 1209584, 1536256, 1569791, 1707648, 1814376, 2304384, 2419168, 3139582, 3415296, 3628752, 4608768, 4709373, 4838336, 6279164, 7257504, 9418746, 9676672, 12558328, 14515008, 18837492, 19353344, 25116656, 26686447, 29030016, 37674984, 50233312, 53372894, 58060032, 75349968, 80059341, 100466624, 106745788, 150699936, 160118682, 200933248, 213491576, 301399872, 320237364, 401866496, 426983152, 602799744, 640474728, 853966304, 1205599488, 1280949456, 1707932608, 2561898912, 3415865216, 5123797824, 6831730432, 10247595648, 20495191296]

約数ペア:

[(1, 20495191296), (2, 10247595648), (3, 6831730432), (4, 5123797824), (6, 3415865216), (8, 2561898912), (12, 1707932608), (16, 1280949456), (17, 1205599488), (24, 853966304), (32, 640474728), (34, 602799744), (48, 426983152), (51, 401866496), (64, 320237364), (68, 301399872), (96, 213491576), (102, 200933248), (128, 160118682), (136, 150699936), (192, 106745788), (204, 100466624), (256, 80059341), (272, 75349968), (353, 58060032), (384, 53372894), (408, 50233312), (544, 37674984), (706, 29030016), (768, 26686447), (816, 25116656), (1059, 19353344), (1088, 18837492), (1412, 14515008), (1632, 12558328), (2118, 9676672), (2176, 9418746), (2824, 7257504), (3264, 6279164), (4236, 4838336), (4352, 4709373), (4447, 4608768), (5648, 3628752), (6001, 3415296), (6528, 3139582), (8472, 2419168), (8894, 2304384), (11296, 1814376), (12002, 1707648), (13056, 1569791), (13341, 1536256), (16944, 1209584), (17788, 1152192), (18003, 1138432), (22592, 907188), (24004, 853824), (26682, 768128), (33888, 604792), (35576, 576096), (36006, 569216), (45184, 453594), (48008, 426912), (53364, 384064), (67776, 302396), (71152, 288048), (72012, 284608), (75599, 271104), (90368, 226797), (96016, 213456), (106728, 192032), (135552, 151198), (142304, 144024)]