20343378944

素因数分解:

$2^{10}\times 7^1\times {\mathrm{71}}^2\times {\mathrm{563}}^1$

素因数の和:732

約数の個数: 132

約数和(自身を含む): 47223995232

約数和(自身を除く): 26880616288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 563, 568, 896, 994, 1024, 1126, 1136, 1792, 1988, 2252, 2272, 3584, 3941, 3976, 4504, 4544, 5041, 7168, 7882, 7952, 9008, 9088, 10082, 15764, 15904, 18016, 18176, 20164, 31528, 31808, 35287, 36032, 36352, 39973, 40328, 63056, 63616, 70574, 72064, 72704, 79946, 80656, 126112, 127232, 141148, 144128, 159892, 161312, 252224, 254464, 279811, 282296, 288256, 319784, 322624, 504448, 508928, 559622, 564592, 576512, 639568, 645248, 1008896, 1119244, 1129184, 1279136, 1290496, 2017792, 2238488, 2258368, 2558272, 2580992, 2838083, 4035584, 4476976, 4516736, 5116544, 5161984, 5676166, 8953952, 9033472, 10233088, 11352332, 17907904, 18066944, 19866581, 20466176, 22704664, 35815808, 36133888, 39733162, 40932352, 45409328, 71631616, 79466324, 90818656, 143263232, 158932648, 181637312, 286526464, 317865296, 363274624, 635730592, 726549248, 1271461184, 1453098496, 2542922368, 2906196992, 5085844736, 10171689472, 20343378944]

約数ペア:

[(1, 20343378944), (2, 10171689472), (4, 5085844736), (7, 2906196992), (8, 2542922368), (14, 1453098496), (16, 1271461184), (28, 726549248), (32, 635730592), (56, 363274624), (64, 317865296), (71, 286526464), (112, 181637312), (128, 158932648), (142, 143263232), (224, 90818656), (256, 79466324), (284, 71631616), (448, 45409328), (497, 40932352), (512, 39733162), (563, 36133888), (568, 35815808), (896, 22704664), (994, 20466176), (1024, 19866581), (1126, 18066944), (1136, 17907904), (1792, 11352332), (1988, 10233088), (2252, 9033472), (2272, 8953952), (3584, 5676166), (3941, 5161984), (3976, 5116544), (4504, 4516736), (4544, 4476976), (5041, 4035584), (7168, 2838083), (7882, 2580992), (7952, 2558272), (9008, 2258368), (9088, 2238488), (10082, 2017792), (15764, 1290496), (15904, 1279136), (18016, 1129184), (18176, 1119244), (20164, 1008896), (31528, 645248), (31808, 639568), (35287, 576512), (36032, 564592), (36352, 559622), (39973, 508928), (40328, 504448), (63056, 322624), (63616, 319784), (70574, 288256), (72064, 282296), (72704, 279811), (79946, 254464), (80656, 252224), (126112, 161312), (127232, 159892), (141148, 144128)]