20246786572

素因数分解:

$2^2\times {\mathrm{643}}^1\times {\mathrm{7872001}}^1$

素因数の和:7872648

約数の個数: 12

約数和(自身を含む): 35486985016

約数和(自身を除く): 15240198444

約数列:

[1, 2, 4, 643, 1286, 2572, 7872001, 15744002, 31488004, 5061696643, 10123393286, 20246786572]

約数ペア:

[(1, 20246786572), (2, 10123393286), (4, 5061696643), (643, 31488004), (1286, 15744002), (2572, 7872001)]