20567808

素因数分解:

$2^8\times 3^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 108

約数和(自身を含む): 60584160

約数和(自身を除く): 40016352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 113, 128, 144, 158, 192, 226, 237, 256, 288, 316, 339, 384, 452, 474, 576, 632, 678, 711, 768, 904, 948, 1017, 1152, 1264, 1356, 1422, 1808, 1896, 2034, 2304, 2528, 2712, 2844, 3616, 3792, 4068, 5056, 5424, 5688, 7232, 7584, 8136, 8927, 10112, 10848, 11376, 14464, 15168, 16272, 17854, 20224, 21696, 22752, 26781, 28928, 30336, 32544, 35708, 43392, 45504, 53562, 60672, 65088, 71416, 80343, 86784, 91008, 107124, 130176, 142832, 160686, 182016, 214248, 260352, 285664, 321372, 428496, 571328, 642744, 856992, 1142656, 1285488, 1713984, 2285312, 2570976, 3427968, 5141952, 6855936, 10283904, 20567808]

約数ペア:

[(1, 20567808), (2, 10283904), (3, 6855936), (4, 5141952), (6, 3427968), (8, 2570976), (9, 2285312), (12, 1713984), (16, 1285488), (18, 1142656), (24, 856992), (32, 642744), (36, 571328), (48, 428496), (64, 321372), (72, 285664), (79, 260352), (96, 214248), (113, 182016), (128, 160686), (144, 142832), (158, 130176), (192, 107124), (226, 91008), (237, 86784), (256, 80343), (288, 71416), (316, 65088), (339, 60672), (384, 53562), (452, 45504), (474, 43392), (576, 35708), (632, 32544), (678, 30336), (711, 28928), (768, 26781), (904, 22752), (948, 21696), (1017, 20224), (1152, 17854), (1264, 16272), (1356, 15168), (1422, 14464), (1808, 11376), (1896, 10848), (2034, 10112), (2304, 8927), (2528, 8136), (2712, 7584), (2844, 7232), (3616, 5688), (3792, 5424), (4068, 5056)]