20066943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7247}}^1$

素因数の和:7334

約数の個数: 16

約数和(自身を含む): 29223936

約数和(自身を除く): 9156993

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 7247, 21741, 94211, 282633, 514537, 1543611, 6688981, 20066943]

約数ペア:

[(1, 20066943), (3, 6688981), (13, 1543611), (39, 514537), (71, 282633), (213, 94211), (923, 21741), (2769, 7247)]