19709712

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:589

約数の個数: 120

約数和(自身を含む): 62906688

約数和(自身を除く): 43196976

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 368, 396, 414, 506, 528, 541, 552, 759, 792, 828, 1012, 1082, 1104, 1518, 1584, 1623, 1656, 2024, 2164, 2277, 3036, 3246, 3312, 4048, 4328, 4554, 4869, 5951, 6072, 6492, 8656, 9108, 9738, 11902, 12144, 12443, 12984, 17853, 18216, 19476, 23804, 24886, 25968, 35706, 36432, 37329, 38952, 47608, 49772, 53559, 71412, 74658, 77904, 95216, 99544, 107118, 111987, 136873, 142824, 149316, 199088, 214236, 223974, 273746, 285648, 298632, 410619, 428472, 447948, 547492, 597264, 821238, 856944, 895896, 1094984, 1231857, 1642476, 1791792, 2189968, 2463714, 3284952, 4927428, 6569904, 9854856, 19709712]

約数ペア:

[(1, 19709712), (2, 9854856), (3, 6569904), (4, 4927428), (6, 3284952), (8, 2463714), (9, 2189968), (11, 1791792), (12, 1642476), (16, 1231857), (18, 1094984), (22, 895896), (23, 856944), (24, 821238), (33, 597264), (36, 547492), (44, 447948), (46, 428472), (48, 410619), (66, 298632), (69, 285648), (72, 273746), (88, 223974), (92, 214236), (99, 199088), (132, 149316), (138, 142824), (144, 136873), (176, 111987), (184, 107118), (198, 99544), (207, 95216), (253, 77904), (264, 74658), (276, 71412), (368, 53559), (396, 49772), (414, 47608), (506, 38952), (528, 37329), (541, 36432), (552, 35706), (759, 25968), (792, 24886), (828, 23804), (1012, 19476), (1082, 18216), (1104, 17853), (1518, 12984), (1584, 12443), (1623, 12144), (1656, 11902), (2024, 9738), (2164, 9108), (2277, 8656), (3036, 6492), (3246, 6072), (3312, 5951), (4048, 4869), (4328, 4554)]