20509126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{4001}}^1$

素因数の和:4247

約数の個数: 16

約数和(自身を含む): 33712848

約数和(自身を除く): 13203722

約数列:

[1, 2, 11, 22, 233, 466, 2563, 4001, 5126, 8002, 44011, 88022, 932233, 1864466, 10254563, 20509126]

約数ペア:

[(1, 20509126), (2, 10254563), (11, 1864466), (22, 932233), (233, 88022), (466, 44011), (2563, 8002), (4001, 5126)]