19839744

素因数分解:

$2^8\times 3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 108

約数和(自身を含む): 58458400

約数和(自身を除く): 38618656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 109, 128, 144, 158, 192, 218, 237, 256, 288, 316, 327, 384, 436, 474, 576, 632, 654, 711, 768, 872, 948, 981, 1152, 1264, 1308, 1422, 1744, 1896, 1962, 2304, 2528, 2616, 2844, 3488, 3792, 3924, 5056, 5232, 5688, 6976, 7584, 7848, 8611, 10112, 10464, 11376, 13952, 15168, 15696, 17222, 20224, 20928, 22752, 25833, 27904, 30336, 31392, 34444, 41856, 45504, 51666, 60672, 62784, 68888, 77499, 83712, 91008, 103332, 125568, 137776, 154998, 182016, 206664, 251136, 275552, 309996, 413328, 551104, 619992, 826656, 1102208, 1239984, 1653312, 2204416, 2479968, 3306624, 4959936, 6613248, 9919872, 19839744]

約数ペア:

[(1, 19839744), (2, 9919872), (3, 6613248), (4, 4959936), (6, 3306624), (8, 2479968), (9, 2204416), (12, 1653312), (16, 1239984), (18, 1102208), (24, 826656), (32, 619992), (36, 551104), (48, 413328), (64, 309996), (72, 275552), (79, 251136), (96, 206664), (109, 182016), (128, 154998), (144, 137776), (158, 125568), (192, 103332), (218, 91008), (237, 83712), (256, 77499), (288, 68888), (316, 62784), (327, 60672), (384, 51666), (436, 45504), (474, 41856), (576, 34444), (632, 31392), (654, 30336), (711, 27904), (768, 25833), (872, 22752), (948, 20928), (981, 20224), (1152, 17222), (1264, 15696), (1308, 15168), (1422, 13952), (1744, 11376), (1896, 10464), (1962, 10112), (2304, 8611), (2528, 7848), (2616, 7584), (2844, 6976), (3488, 5688), (3792, 5232), (3924, 5056)]