20004543

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56993}}^1$

素因数の和:57015

約数の個数: 16

約数和(自身を含む): 31916640

約数和(自身を除く): 11912097

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56993, 170979, 512937, 740909, 1538811, 2222727, 6668181, 20004543]

約数ペア:

[(1, 20004543), (3, 6668181), (9, 2222727), (13, 1538811), (27, 740909), (39, 512937), (117, 170979), (351, 56993)]