19209344

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1949}}^1$

素因数の和:1981

約数の個数: 64

約数和(自身を含む): 47736000

約数和(自身を除く): 28526656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 1949, 2464, 3898, 4928, 7796, 9856, 13643, 15592, 21439, 27286, 31184, 42878, 54572, 62368, 85756, 109144, 124736, 150073, 171512, 218288, 249472, 300146, 343024, 436576, 600292, 686048, 873152, 1200584, 1372096, 1746304, 2401168, 2744192, 4802336, 9604672, 19209344]

約数ペア:

[(1, 19209344), (2, 9604672), (4, 4802336), (7, 2744192), (8, 2401168), (11, 1746304), (14, 1372096), (16, 1200584), (22, 873152), (28, 686048), (32, 600292), (44, 436576), (56, 343024), (64, 300146), (77, 249472), (88, 218288), (112, 171512), (128, 150073), (154, 124736), (176, 109144), (224, 85756), (308, 62368), (352, 54572), (448, 42878), (616, 31184), (704, 27286), (896, 21439), (1232, 15592), (1408, 13643), (1949, 9856), (2464, 7796), (3898, 4928)]