20404224

素因数分解:

$2^{11}\times 3^5\times {\mathrm{41}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 62604360

約数和(自身を除く): 42200136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 81, 82, 96, 108, 123, 128, 144, 162, 164, 192, 216, 243, 246, 256, 288, 324, 328, 369, 384, 432, 486, 492, 512, 576, 648, 656, 738, 768, 864, 972, 984, 1024, 1107, 1152, 1296, 1312, 1476, 1536, 1728, 1944, 1968, 2048, 2214, 2304, 2592, 2624, 2952, 3072, 3321, 3456, 3888, 3936, 4428, 4608, 5184, 5248, 5904, 6144, 6642, 6912, 7776, 7872, 8856, 9216, 9963, 10368, 10496, 11808, 13284, 13824, 15552, 15744, 17712, 18432, 19926, 20736, 20992, 23616, 26568, 27648, 31104, 31488, 35424, 39852, 41472, 41984, 47232, 53136, 55296, 62208, 62976, 70848, 79704, 82944, 83968, 94464, 106272, 124416, 125952, 141696, 159408, 165888, 188928, 212544, 248832, 251904, 283392, 318816, 377856, 425088, 497664, 566784, 637632, 755712, 850176, 1133568, 1275264, 1700352, 2267136, 2550528, 3400704, 5101056, 6801408, 10202112, 20404224]

約数ペア:

[(1, 20404224), (2, 10202112), (3, 6801408), (4, 5101056), (6, 3400704), (8, 2550528), (9, 2267136), (12, 1700352), (16, 1275264), (18, 1133568), (24, 850176), (27, 755712), (32, 637632), (36, 566784), (41, 497664), (48, 425088), (54, 377856), (64, 318816), (72, 283392), (81, 251904), (82, 248832), (96, 212544), (108, 188928), (123, 165888), (128, 159408), (144, 141696), (162, 125952), (164, 124416), (192, 106272), (216, 94464), (243, 83968), (246, 82944), (256, 79704), (288, 70848), (324, 62976), (328, 62208), (369, 55296), (384, 53136), (432, 47232), (486, 41984), (492, 41472), (512, 39852), (576, 35424), (648, 31488), (656, 31104), (738, 27648), (768, 26568), (864, 23616), (972, 20992), (984, 20736), (1024, 19926), (1107, 18432), (1152, 17712), (1296, 15744), (1312, 15552), (1476, 13824), (1536, 13284), (1728, 11808), (1944, 10496), (1968, 10368), (2048, 9963), (2214, 9216), (2304, 8856), (2592, 7872), (2624, 7776), (2952, 6912), (3072, 6642), (3321, 6144), (3456, 5904), (3888, 5248), (3936, 5184), (4428, 4608)]