20611584

素因数分解:

$2^9\times 3^4\times 7^1\times {\mathrm{71}}^1$

素因数の和:108

約数の個数: 200

約数和(自身を含む): 71299008

約数和(自身を除く): 50687424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 71, 72, 81, 84, 96, 108, 112, 126, 128, 142, 144, 162, 168, 189, 192, 213, 216, 224, 252, 256, 284, 288, 324, 336, 378, 384, 426, 432, 448, 497, 504, 512, 567, 568, 576, 639, 648, 672, 756, 768, 852, 864, 896, 994, 1008, 1134, 1136, 1152, 1278, 1296, 1344, 1491, 1512, 1536, 1704, 1728, 1792, 1917, 1988, 2016, 2268, 2272, 2304, 2556, 2592, 2688, 2982, 3024, 3408, 3456, 3584, 3834, 3976, 4032, 4473, 4536, 4544, 4608, 5112, 5184, 5376, 5751, 5964, 6048, 6816, 6912, 7668, 7952, 8064, 8946, 9072, 9088, 10224, 10368, 10752, 11502, 11928, 12096, 13419, 13632, 13824, 15336, 15904, 16128, 17892, 18144, 18176, 20448, 20736, 23004, 23856, 24192, 26838, 27264, 30672, 31808, 32256, 35784, 36288, 36352, 40257, 40896, 41472, 46008, 47712, 48384, 53676, 54528, 61344, 63616, 71568, 72576, 80514, 81792, 92016, 95424, 96768, 107352, 109056, 122688, 127232, 143136, 145152, 161028, 163584, 184032, 190848, 214704, 245376, 254464, 286272, 290304, 322056, 327168, 368064, 381696, 429408, 490752, 572544, 644112, 736128, 763392, 858816, 981504, 1145088, 1288224, 1472256, 1717632, 2290176, 2576448, 2944512, 3435264, 5152896, 6870528, 10305792, 20611584]

約数ペア:

[(1, 20611584), (2, 10305792), (3, 6870528), (4, 5152896), (6, 3435264), (7, 2944512), (8, 2576448), (9, 2290176), (12, 1717632), (14, 1472256), (16, 1288224), (18, 1145088), (21, 981504), (24, 858816), (27, 763392), (28, 736128), (32, 644112), (36, 572544), (42, 490752), (48, 429408), (54, 381696), (56, 368064), (63, 327168), (64, 322056), (71, 290304), (72, 286272), (81, 254464), (84, 245376), (96, 214704), (108, 190848), (112, 184032), (126, 163584), (128, 161028), (142, 145152), (144, 143136), (162, 127232), (168, 122688), (189, 109056), (192, 107352), (213, 96768), (216, 95424), (224, 92016), (252, 81792), (256, 80514), (284, 72576), (288, 71568), (324, 63616), (336, 61344), (378, 54528), (384, 53676), (426, 48384), (432, 47712), (448, 46008), (497, 41472), (504, 40896), (512, 40257), (567, 36352), (568, 36288), (576, 35784), (639, 32256), (648, 31808), (672, 30672), (756, 27264), (768, 26838), (852, 24192), (864, 23856), (896, 23004), (994, 20736), (1008, 20448), (1134, 18176), (1136, 18144), (1152, 17892), (1278, 16128), (1296, 15904), (1344, 15336), (1491, 13824), (1512, 13632), (1536, 13419), (1704, 12096), (1728, 11928), (1792, 11502), (1917, 10752), (1988, 10368), (2016, 10224), (2268, 9088), (2272, 9072), (2304, 8946), (2556, 8064), (2592, 7952), (2688, 7668), (2982, 6912), (3024, 6816), (3408, 6048), (3456, 5964), (3584, 5751), (3834, 5376), (3976, 5184), (4032, 5112), (4473, 4608), (4536, 4544)]