20734848

素因数分解:

$2^7\times 3^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 61261200

約数和(自身を除く): 40526352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 64, 72, 82, 96, 123, 128, 144, 164, 192, 246, 288, 328, 369, 384, 439, 492, 576, 656, 738, 878, 984, 1152, 1312, 1317, 1476, 1756, 1968, 2624, 2634, 2952, 3512, 3936, 3951, 5248, 5268, 5904, 7024, 7872, 7902, 10536, 11808, 14048, 15744, 15804, 17999, 21072, 23616, 28096, 31608, 35998, 42144, 47232, 53997, 56192, 63216, 71996, 84288, 107994, 126432, 143992, 161991, 168576, 215988, 252864, 287984, 323982, 431976, 505728, 575968, 647964, 863952, 1151936, 1295928, 1727904, 2303872, 2591856, 3455808, 5183712, 6911616, 10367424, 20734848]

約数ペア:

[(1, 20734848), (2, 10367424), (3, 6911616), (4, 5183712), (6, 3455808), (8, 2591856), (9, 2303872), (12, 1727904), (16, 1295928), (18, 1151936), (24, 863952), (32, 647964), (36, 575968), (41, 505728), (48, 431976), (64, 323982), (72, 287984), (82, 252864), (96, 215988), (123, 168576), (128, 161991), (144, 143992), (164, 126432), (192, 107994), (246, 84288), (288, 71996), (328, 63216), (369, 56192), (384, 53997), (439, 47232), (492, 42144), (576, 35998), (656, 31608), (738, 28096), (878, 23616), (984, 21072), (1152, 17999), (1312, 15804), (1317, 15744), (1476, 14048), (1756, 11808), (1968, 10536), (2624, 7902), (2634, 7872), (2952, 7024), (3512, 5904), (3936, 5268), (3951, 5248)]