20109026

素因数分解:

$2^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{4001}}^1$

素因数の和:4369

約数の個数: 16

約数和(自身を含む): 34577280

約数和(自身を除く): 14468254

約数列:

[1, 2, 7, 14, 359, 718, 2513, 4001, 5026, 8002, 28007, 56014, 1436359, 2872718, 10054513, 20109026]

約数ペア:

[(1, 20109026), (2, 10054513), (7, 2872718), (14, 1436359), (359, 56014), (718, 28007), (2513, 8002), (4001, 5026)]