20116389

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9173}}^1$

素因数の和:9236

約数の個数: 16

約数和(自身を含む): 29063232

約数和(自身を除く): 8946843

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 9173, 27519, 155941, 394439, 467823, 1183317, 6705463, 20116389]

約数ペア:

[(1, 20116389), (3, 6705463), (17, 1183317), (43, 467823), (51, 394439), (129, 155941), (731, 27519), (2193, 9173)]