19902547584

素因数分解:

$2^7\times 3^5\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20701

約数の個数: 192

約数和(自身を含む): 61311694080

約数和(自身を除く): 41409146496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 216, 243, 248, 279, 288, 324, 372, 384, 432, 486, 496, 558, 576, 648, 744, 837, 864, 972, 992, 1116, 1152, 1296, 1488, 1674, 1728, 1944, 1984, 2232, 2511, 2592, 2976, 3348, 3456, 3888, 3968, 4464, 5022, 5184, 5952, 6696, 7533, 7776, 8928, 10044, 10368, 11904, 13392, 15066, 15552, 17856, 20088, 20641, 26784, 30132, 31104, 35712, 40176, 41282, 53568, 60264, 61923, 80352, 82564, 107136, 120528, 123846, 160704, 165128, 185769, 241056, 247692, 321408, 330256, 371538, 482112, 495384, 557307, 639871, 660512, 743076, 964224, 990768, 1114614, 1279742, 1321024, 1486152, 1671921, 1919613, 1981536, 2229228, 2559484, 2642048, 2972304, 3343842, 3839226, 3963072, 4458456, 5015763, 5118968, 5758839, 5944608, 6687684, 7678452, 7926144, 8916912, 10031526, 10237936, 11517678, 11889216, 13375368, 15356904, 17276517, 17833824, 20063052, 20475872, 23035356, 23778432, 26750736, 30713808, 34553034, 35667648, 40126104, 40951744, 46070712, 51829551, 53501472, 61427616, 69106068, 71335296, 80252208, 81903488, 92141424, 103659102, 107002944, 122855232, 138212136, 155488653, 160504416, 184282848, 207318204, 214005888, 245710464, 276424272, 310977306, 321008832, 368565696, 414636408, 552848544, 621954612, 642017664, 737131392, 829272816, 1105697088, 1243909224, 1658545632, 2211394176, 2487818448, 3317091264, 4975636896, 6634182528, 9951273792, 19902547584]

約数ペア:

[(1, 19902547584), (2, 9951273792), (3, 6634182528), (4, 4975636896), (6, 3317091264), (8, 2487818448), (9, 2211394176), (12, 1658545632), (16, 1243909224), (18, 1105697088), (24, 829272816), (27, 737131392), (31, 642017664), (32, 621954612), (36, 552848544), (48, 414636408), (54, 368565696), (62, 321008832), (64, 310977306), (72, 276424272), (81, 245710464), (93, 214005888), (96, 207318204), (108, 184282848), (124, 160504416), (128, 155488653), (144, 138212136), (162, 122855232), (186, 107002944), (192, 103659102), (216, 92141424), (243, 81903488), (248, 80252208), (279, 71335296), (288, 69106068), (324, 61427616), (372, 53501472), (384, 51829551), (432, 46070712), (486, 40951744), (496, 40126104), (558, 35667648), (576, 34553034), (648, 30713808), (744, 26750736), (837, 23778432), (864, 23035356), (972, 20475872), (992, 20063052), (1116, 17833824), (1152, 17276517), (1296, 15356904), (1488, 13375368), (1674, 11889216), (1728, 11517678), (1944, 10237936), (1984, 10031526), (2232, 8916912), (2511, 7926144), (2592, 7678452), (2976, 6687684), (3348, 5944608), (3456, 5758839), (3888, 5118968), (3968, 5015763), (4464, 4458456), (5022, 3963072), (5184, 3839226), (5952, 3343842), (6696, 2972304), (7533, 2642048), (7776, 2559484), (8928, 2229228), (10044, 1981536), (10368, 1919613), (11904, 1671921), (13392, 1486152), (15066, 1321024), (15552, 1279742), (17856, 1114614), (20088, 990768), (20641, 964224), (26784, 743076), (30132, 660512), (31104, 639871), (35712, 557307), (40176, 495384), (41282, 482112), (53568, 371538), (60264, 330256), (61923, 321408), (80352, 247692), (82564, 241056), (107136, 185769), (120528, 165128), (123846, 160704)]