20620512

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:333

約数の個数: 144

約数和(自身を含む): 66987648

約数和(自身を除く): 46367136

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 32, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 96, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 283, 288, 352, 368, 396, 414, 506, 528, 552, 566, 736, 759, 792, 828, 849, 1012, 1056, 1104, 1132, 1518, 1584, 1656, 1698, 2024, 2208, 2264, 2277, 2547, 3036, 3113, 3168, 3312, 3396, 4048, 4528, 4554, 5094, 6072, 6226, 6509, 6624, 6792, 8096, 9056, 9108, 9339, 10188, 12144, 12452, 13018, 13584, 18216, 18678, 19527, 20376, 24288, 24904, 26036, 27168, 28017, 36432, 37356, 39054, 40752, 49808, 52072, 56034, 58581, 71599, 72864, 74712, 78108, 81504, 99616, 104144, 112068, 117162, 143198, 149424, 156216, 208288, 214797, 224136, 234324, 286396, 298848, 312432, 429594, 448272, 468648, 572792, 624864, 644391, 859188, 896544, 937296, 1145584, 1288782, 1718376, 1874592, 2291168, 2577564, 3436752, 5155128, 6873504, 10310256, 20620512]

約数ペア:

[(1, 20620512), (2, 10310256), (3, 6873504), (4, 5155128), (6, 3436752), (8, 2577564), (9, 2291168), (11, 1874592), (12, 1718376), (16, 1288782), (18, 1145584), (22, 937296), (23, 896544), (24, 859188), (32, 644391), (33, 624864), (36, 572792), (44, 468648), (46, 448272), (48, 429594), (66, 312432), (69, 298848), (72, 286396), (88, 234324), (92, 224136), (96, 214797), (99, 208288), (132, 156216), (138, 149424), (144, 143198), (176, 117162), (184, 112068), (198, 104144), (207, 99616), (253, 81504), (264, 78108), (276, 74712), (283, 72864), (288, 71599), (352, 58581), (368, 56034), (396, 52072), (414, 49808), (506, 40752), (528, 39054), (552, 37356), (566, 36432), (736, 28017), (759, 27168), (792, 26036), (828, 24904), (849, 24288), (1012, 20376), (1056, 19527), (1104, 18678), (1132, 18216), (1518, 13584), (1584, 13018), (1656, 12452), (1698, 12144), (2024, 10188), (2208, 9339), (2264, 9108), (2277, 9056), (2547, 8096), (3036, 6792), (3113, 6624), (3168, 6509), (3312, 6226), (3396, 6072), (4048, 5094), (4528, 4554)]