20123986176

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{1247767}}^1$

素因数の和:1247796

約数の個数: 108

約数和(自身を含む): 66311382592

約数和(自身を除く): 46187396416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 1247767, 2495534, 3743301, 4991068, 7486602, 8734369, 9982136, 11229903, 14973204, 17468738, 19964272, 22459806, 26203107, 29946408, 34937476, 39928544, 44919612, 52406214, 59892816, 69874952, 78609321, 79857088, 89839224, 104812428, 119785632, 139749904, 157218642, 159714176, 179678448, 209624856, 239571264, 279499808, 314437284, 319428352, 359356896, 419249712, 479142528, 558999616, 628874568, 718713792, 838499424, 958285056, 1117999232, 1257749136, 1437427584, 1676998848, 2235998464, 2515498272, 2874855168, 3353997696, 5030996544, 6707995392, 10061993088, 20123986176]

約数ペア:

[(1, 20123986176), (2, 10061993088), (3, 6707995392), (4, 5030996544), (6, 3353997696), (7, 2874855168), (8, 2515498272), (9, 2235998464), (12, 1676998848), (14, 1437427584), (16, 1257749136), (18, 1117999232), (21, 958285056), (24, 838499424), (28, 718713792), (32, 628874568), (36, 558999616), (42, 479142528), (48, 419249712), (56, 359356896), (63, 319428352), (64, 314437284), (72, 279499808), (84, 239571264), (96, 209624856), (112, 179678448), (126, 159714176), (128, 157218642), (144, 139749904), (168, 119785632), (192, 104812428), (224, 89839224), (252, 79857088), (256, 78609321), (288, 69874952), (336, 59892816), (384, 52406214), (448, 44919612), (504, 39928544), (576, 34937476), (672, 29946408), (768, 26203107), (896, 22459806), (1008, 19964272), (1152, 17468738), (1344, 14973204), (1792, 11229903), (2016, 9982136), (2304, 8734369), (2688, 7486602), (4032, 4991068), (5376, 3743301), (8064, 2495534), (16128, 1247767)]