20855296

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2$

素因数の和:82

約数の個数: 120

約数和(自身を含む): 54309024

約数和(自身を除く): 33453728

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 128, 154, 161, 176, 184, 224, 253, 256, 308, 322, 352, 368, 448, 506, 512, 529, 616, 644, 704, 736, 896, 1012, 1058, 1232, 1288, 1408, 1472, 1771, 1792, 2024, 2116, 2464, 2576, 2816, 2944, 3542, 3584, 3703, 4048, 4232, 4928, 5152, 5632, 5819, 5888, 7084, 7406, 8096, 8464, 9856, 10304, 11638, 11776, 14168, 14812, 16192, 16928, 19712, 20608, 23276, 28336, 29624, 32384, 33856, 39424, 40733, 41216, 46552, 56672, 59248, 64768, 67712, 81466, 82432, 93104, 113344, 118496, 129536, 135424, 162932, 186208, 226688, 236992, 270848, 325864, 372416, 453376, 473984, 651728, 744832, 906752, 947968, 1303456, 1489664, 1895936, 2606912, 2979328, 5213824, 10427648, 20855296]

約数ペア:

[(1, 20855296), (2, 10427648), (4, 5213824), (7, 2979328), (8, 2606912), (11, 1895936), (14, 1489664), (16, 1303456), (22, 947968), (23, 906752), (28, 744832), (32, 651728), (44, 473984), (46, 453376), (56, 372416), (64, 325864), (77, 270848), (88, 236992), (92, 226688), (112, 186208), (128, 162932), (154, 135424), (161, 129536), (176, 118496), (184, 113344), (224, 93104), (253, 82432), (256, 81466), (308, 67712), (322, 64768), (352, 59248), (368, 56672), (448, 46552), (506, 41216), (512, 40733), (529, 39424), (616, 33856), (644, 32384), (704, 29624), (736, 28336), (896, 23276), (1012, 20608), (1058, 19712), (1232, 16928), (1288, 16192), (1408, 14812), (1472, 14168), (1771, 11776), (1792, 11638), (2024, 10304), (2116, 9856), (2464, 8464), (2576, 8096), (2816, 7406), (2944, 7084), (3542, 5888), (3584, 5819), (3703, 5632), (4048, 5152), (4232, 4928)]