20375136

素因数分解:

$2^5\times 3^2\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:548

約数の個数: 72

約数和(自身を含む): 58378320

約数和(自身を除く): 38003184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 263, 269, 288, 526, 538, 789, 807, 1052, 1076, 1578, 1614, 2104, 2152, 2367, 2421, 3156, 3228, 4208, 4304, 4734, 4842, 6312, 6456, 8416, 8608, 9468, 9684, 12624, 12912, 18936, 19368, 25248, 25824, 37872, 38736, 70747, 75744, 77472, 141494, 212241, 282988, 424482, 565976, 636723, 848964, 1131952, 1273446, 1697928, 2263904, 2546892, 3395856, 5093784, 6791712, 10187568, 20375136]

約数ペア:

[(1, 20375136), (2, 10187568), (3, 6791712), (4, 5093784), (6, 3395856), (8, 2546892), (9, 2263904), (12, 1697928), (16, 1273446), (18, 1131952), (24, 848964), (32, 636723), (36, 565976), (48, 424482), (72, 282988), (96, 212241), (144, 141494), (263, 77472), (269, 75744), (288, 70747), (526, 38736), (538, 37872), (789, 25824), (807, 25248), (1052, 19368), (1076, 18936), (1578, 12912), (1614, 12624), (2104, 9684), (2152, 9468), (2367, 8608), (2421, 8416), (3156, 6456), (3228, 6312), (4208, 4842), (4304, 4734)]