20225247

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9001}}^1$

素因数の和:9118

約数の個数: 16

約数和(自身を含む): 31110912

約数和(自身を除く): 10885665

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 9001, 27003, 63007, 189021, 963107, 2889321, 6741749, 20225247]

約数ペア:

[(1, 20225247), (3, 6741749), (7, 2889321), (21, 963107), (107, 189021), (321, 63007), (749, 27003), (2247, 9001)]