20028208

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4519}}^1$

素因数の和:4804

約数の個数: 20

約数和(自身を含む): 38953360

約数和(自身を除く): 18925152

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4519, 9038, 18076, 36152, 72304, 1251763, 2503526, 5007052, 10014104, 20028208]

約数ペア:

[(1, 20028208), (2, 10014104), (4, 5007052), (8, 2503526), (16, 1251763), (277, 72304), (554, 36152), (1108, 18076), (2216, 9038), (4432, 4519)]