149479216

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{20443}}^1$

素因数の和:20908

約数の個数: 20

約数和(自身を含む): 290263912

約数和(自身を除く): 140784696

約数列:

[1, 2, 4, 8, 16, 457, 914, 1828, 3656, 7312, 20443, 40886, 81772, 163544, 327088, 9342451, 18684902, 37369804, 74739608, 149479216]

約数ペア:

[(1, 149479216), (2, 74739608), (4, 37369804), (8, 18684902), (16, 9342451), (457, 327088), (914, 163544), (1828, 81772), (3656, 40886), (7312, 20443)]