20522854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40559}}^1$

素因数の和:40595

約数の個数: 16

約数和(自身を含む): 35043840

約数和(自身を除く): 14520986

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40559, 81118, 446149, 892298, 932857, 1865714, 10261427, 20522854]

約数ペア:

[(1, 20522854), (2, 10261427), (11, 1865714), (22, 932857), (23, 892298), (46, 446149), (253, 81118), (506, 40559)]