57031984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{86939}}^1$

素因数の和:86988

約数の個数: 20

約数和(自身を含む): 113195880

約数和(自身を除く): 56163896

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 86939, 173878, 347756, 695512, 1391024, 3564499, 7128998, 14257996, 28515992, 57031984]

約数ペア:

[(1, 57031984), (2, 28515992), (4, 14257996), (8, 7128998), (16, 3564499), (41, 1391024), (82, 695512), (164, 347756), (328, 173878), (656, 86939)]