20051584

素因数分解:

$2^7\times 7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 96

約数和(自身を含む): 48837600

約数和(自身を除く): 28786016

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 139, 161, 184, 196, 224, 278, 322, 368, 392, 448, 556, 644, 736, 784, 896, 973, 1112, 1127, 1288, 1472, 1568, 1946, 2224, 2254, 2576, 2944, 3136, 3197, 3892, 4448, 4508, 5152, 6272, 6394, 6811, 7784, 8896, 9016, 10304, 12788, 13622, 15568, 17792, 18032, 20608, 22379, 25576, 27244, 31136, 36064, 44758, 51152, 54488, 62272, 72128, 89516, 102304, 108976, 124544, 144256, 156653, 179032, 204608, 217952, 313306, 358064, 409216, 435904, 626612, 716128, 871808, 1253224, 1432256, 2506448, 2864512, 5012896, 10025792, 20051584]

約数ペア:

[(1, 20051584), (2, 10025792), (4, 5012896), (7, 2864512), (8, 2506448), (14, 1432256), (16, 1253224), (23, 871808), (28, 716128), (32, 626612), (46, 435904), (49, 409216), (56, 358064), (64, 313306), (92, 217952), (98, 204608), (112, 179032), (128, 156653), (139, 144256), (161, 124544), (184, 108976), (196, 102304), (224, 89516), (278, 72128), (322, 62272), (368, 54488), (392, 51152), (448, 44758), (556, 36064), (644, 31136), (736, 27244), (784, 25576), (896, 22379), (973, 20608), (1112, 18032), (1127, 17792), (1288, 15568), (1472, 13622), (1568, 12788), (1946, 10304), (2224, 9016), (2254, 8896), (2576, 7784), (2944, 6811), (3136, 6394), (3197, 6272), (3892, 5152), (4448, 4508)]