20277068

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{4001}}^1$

素因数の和:4193

約数の個数: 24

約数和(自身を含む): 40788384

約数和(自身を除く): 20511316

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 4001, 5068, 8002, 16004, 28007, 56014, 112028, 724181, 1448362, 2896724, 5069267, 10138534, 20277068]

約数ペア:

[(1, 20277068), (2, 10138534), (4, 5069267), (7, 2896724), (14, 1448362), (28, 724181), (181, 112028), (362, 56014), (724, 28007), (1267, 16004), (2534, 8002), (4001, 5068)]