28126256

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{4519}}^1$

素因数の和:4916

約数の個数: 20

約数和(自身を含む): 54646800

約数和(自身を除く): 26520544

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 4519, 6224, 9038, 18076, 36152, 72304, 1757891, 3515782, 7031564, 14063128, 28126256]

約数ペア:

[(1, 28126256), (2, 14063128), (4, 7031564), (8, 3515782), (16, 1757891), (389, 72304), (778, 36152), (1556, 18076), (3112, 9038), (4519, 6224)]