1996288

素因数分解:

$2^9\times 7^1\times {\mathrm{557}}^1$

素因数の和:582

約数の個数: 40

約数和(自身を含む): 4566672

約数和(自身を除く): 2570384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 557, 896, 1114, 1792, 2228, 3584, 3899, 4456, 7798, 8912, 15596, 17824, 31192, 35648, 62384, 71296, 124768, 142592, 249536, 285184, 499072, 998144, 1996288]

約数ペア:

[(1, 1996288), (2, 998144), (4, 499072), (7, 285184), (8, 249536), (14, 142592), (16, 124768), (28, 71296), (32, 62384), (56, 35648), (64, 31192), (112, 17824), (128, 15596), (224, 8912), (256, 7798), (448, 4456), (512, 3899), (557, 3584), (896, 2228), (1114, 1792)]