28575856

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{10957}}^1$

素因数の和:11128

約数の個数: 20

約数和(自身を含む): 55710472

約数和(自身を除く): 27134616

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 10957, 21914, 43828, 87656, 175312, 1785991, 3571982, 7143964, 14287928, 28575856]

約数ペア:

[(1, 28575856), (2, 14287928), (4, 7143964), (8, 3571982), (16, 1785991), (163, 175312), (326, 87656), (652, 43828), (1304, 21914), (2608, 10957)]