19712576

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 112

約数和(自身を含む): 46939200

約数和(自身を除く): 27226624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 32, 38, 43, 52, 58, 64, 76, 86, 104, 116, 152, 172, 208, 232, 247, 304, 344, 377, 416, 464, 494, 551, 559, 608, 688, 754, 817, 832, 928, 988, 1102, 1118, 1216, 1247, 1376, 1508, 1634, 1856, 1976, 2204, 2236, 2494, 2752, 3016, 3268, 3952, 4408, 4472, 4988, 6032, 6536, 7163, 7904, 8816, 8944, 9976, 10621, 12064, 13072, 14326, 15808, 16211, 17632, 17888, 19952, 21242, 23693, 24128, 26144, 28652, 32422, 35264, 35776, 39904, 42484, 47386, 52288, 57304, 64844, 79808, 84968, 94772, 114608, 129688, 169936, 189544, 229216, 259376, 308009, 339872, 379088, 458432, 518752, 616018, 679744, 758176, 1037504, 1232036, 1516352, 2464072, 4928144, 9856288, 19712576]

約数ペア:

[(1, 19712576), (2, 9856288), (4, 4928144), (8, 2464072), (13, 1516352), (16, 1232036), (19, 1037504), (26, 758176), (29, 679744), (32, 616018), (38, 518752), (43, 458432), (52, 379088), (58, 339872), (64, 308009), (76, 259376), (86, 229216), (104, 189544), (116, 169936), (152, 129688), (172, 114608), (208, 94772), (232, 84968), (247, 79808), (304, 64844), (344, 57304), (377, 52288), (416, 47386), (464, 42484), (494, 39904), (551, 35776), (559, 35264), (608, 32422), (688, 28652), (754, 26144), (817, 24128), (832, 23693), (928, 21242), (988, 19952), (1102, 17888), (1118, 17632), (1216, 16211), (1247, 15808), (1376, 14326), (1508, 13072), (1634, 12064), (1856, 10621), (1976, 9976), (2204, 8944), (2236, 8816), (2494, 7904), (2752, 7163), (3016, 6536), (3268, 6032), (3952, 4988), (4408, 4472)]