18889728

素因数分解:

$2^{10}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 176

約数和(自身を含む): 60525696

約数和(自身を除く): 41635968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 43, 44, 48, 52, 64, 66, 78, 86, 88, 96, 104, 128, 129, 132, 143, 156, 172, 176, 192, 208, 256, 258, 264, 286, 312, 344, 352, 384, 416, 429, 473, 512, 516, 528, 559, 572, 624, 688, 704, 768, 832, 858, 946, 1024, 1032, 1056, 1118, 1144, 1248, 1376, 1408, 1419, 1536, 1664, 1677, 1716, 1892, 2064, 2112, 2236, 2288, 2496, 2752, 2816, 2838, 3072, 3328, 3354, 3432, 3784, 4128, 4224, 4472, 4576, 4992, 5504, 5632, 5676, 6149, 6656, 6708, 6864, 7568, 8256, 8448, 8944, 9152, 9984, 11008, 11264, 11352, 12298, 13312, 13416, 13728, 15136, 16512, 16896, 17888, 18304, 18447, 19968, 22016, 22704, 24596, 26832, 27456, 30272, 33024, 33792, 35776, 36608, 36894, 39936, 44032, 45408, 49192, 53664, 54912, 60544, 66048, 71552, 73216, 73788, 90816, 98384, 107328, 109824, 121088, 132096, 143104, 146432, 147576, 181632, 196768, 214656, 219648, 242176, 286208, 295152, 363264, 393536, 429312, 439296, 484352, 572416, 590304, 726528, 787072, 858624, 1180608, 1453056, 1574144, 1717248, 2361216, 3148288, 4722432, 6296576, 9444864, 18889728]

約数ペア:

[(1, 18889728), (2, 9444864), (3, 6296576), (4, 4722432), (6, 3148288), (8, 2361216), (11, 1717248), (12, 1574144), (13, 1453056), (16, 1180608), (22, 858624), (24, 787072), (26, 726528), (32, 590304), (33, 572416), (39, 484352), (43, 439296), (44, 429312), (48, 393536), (52, 363264), (64, 295152), (66, 286208), (78, 242176), (86, 219648), (88, 214656), (96, 196768), (104, 181632), (128, 147576), (129, 146432), (132, 143104), (143, 132096), (156, 121088), (172, 109824), (176, 107328), (192, 98384), (208, 90816), (256, 73788), (258, 73216), (264, 71552), (286, 66048), (312, 60544), (344, 54912), (352, 53664), (384, 49192), (416, 45408), (429, 44032), (473, 39936), (512, 36894), (516, 36608), (528, 35776), (559, 33792), (572, 33024), (624, 30272), (688, 27456), (704, 26832), (768, 24596), (832, 22704), (858, 22016), (946, 19968), (1024, 18447), (1032, 18304), (1056, 17888), (1118, 16896), (1144, 16512), (1248, 15136), (1376, 13728), (1408, 13416), (1419, 13312), (1536, 12298), (1664, 11352), (1677, 11264), (1716, 11008), (1892, 9984), (2064, 9152), (2112, 8944), (2236, 8448), (2288, 8256), (2496, 7568), (2752, 6864), (2816, 6708), (2838, 6656), (3072, 6149), (3328, 5676), (3354, 5632), (3432, 5504), (3784, 4992), (4128, 4576), (4224, 4472)]