20798208

素因数分解:

$2^8\times 3^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:104

約数の個数: 180

約数和(自身を含む): 66777480

約数和(自身を除く): 45979272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 59, 64, 68, 72, 81, 96, 102, 108, 118, 128, 136, 144, 153, 162, 177, 192, 204, 216, 236, 256, 272, 288, 306, 324, 354, 384, 408, 432, 459, 472, 531, 544, 576, 612, 648, 708, 768, 816, 864, 918, 944, 1003, 1062, 1088, 1152, 1224, 1296, 1377, 1416, 1593, 1632, 1728, 1836, 1888, 2006, 2124, 2176, 2304, 2448, 2592, 2754, 2832, 3009, 3186, 3264, 3456, 3672, 3776, 4012, 4248, 4352, 4779, 4896, 5184, 5508, 5664, 6018, 6372, 6528, 6912, 7344, 7552, 8024, 8496, 9027, 9558, 9792, 10368, 11016, 11328, 12036, 12744, 13056, 14688, 15104, 16048, 16992, 18054, 19116, 19584, 20736, 22032, 22656, 24072, 25488, 27081, 29376, 32096, 33984, 36108, 38232, 39168, 44064, 45312, 48144, 50976, 54162, 58752, 64192, 67968, 72216, 76464, 81243, 88128, 96288, 101952, 108324, 117504, 128384, 135936, 144432, 152928, 162486, 176256, 192576, 203904, 216648, 256768, 288864, 305856, 324972, 352512, 385152, 407808, 433296, 577728, 611712, 649944, 770304, 866592, 1155456, 1223424, 1299888, 1733184, 2310912, 2599776, 3466368, 5199552, 6932736, 10399104, 20798208]

約数ペア:

[(1, 20798208), (2, 10399104), (3, 6932736), (4, 5199552), (6, 3466368), (8, 2599776), (9, 2310912), (12, 1733184), (16, 1299888), (17, 1223424), (18, 1155456), (24, 866592), (27, 770304), (32, 649944), (34, 611712), (36, 577728), (48, 433296), (51, 407808), (54, 385152), (59, 352512), (64, 324972), (68, 305856), (72, 288864), (81, 256768), (96, 216648), (102, 203904), (108, 192576), (118, 176256), (128, 162486), (136, 152928), (144, 144432), (153, 135936), (162, 128384), (177, 117504), (192, 108324), (204, 101952), (216, 96288), (236, 88128), (256, 81243), (272, 76464), (288, 72216), (306, 67968), (324, 64192), (354, 58752), (384, 54162), (408, 50976), (432, 48144), (459, 45312), (472, 44064), (531, 39168), (544, 38232), (576, 36108), (612, 33984), (648, 32096), (708, 29376), (768, 27081), (816, 25488), (864, 24072), (918, 22656), (944, 22032), (1003, 20736), (1062, 19584), (1088, 19116), (1152, 18054), (1224, 16992), (1296, 16048), (1377, 15104), (1416, 14688), (1593, 13056), (1632, 12744), (1728, 12036), (1836, 11328), (1888, 11016), (2006, 10368), (2124, 9792), (2176, 9558), (2304, 9027), (2448, 8496), (2592, 8024), (2754, 7552), (2832, 7344), (3009, 6912), (3186, 6528), (3264, 6372), (3456, 6018), (3672, 5664), (3776, 5508), (4012, 5184), (4248, 4896), (4352, 4779)]