20787586755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106603009}}^1$

素因数の和:106603030

約数の個数: 16

約数和(自身を含む): 35818611360

約数和(自身を除く): 15031024605

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 106603009, 319809027, 533015045, 1385839117, 1599045135, 4157517351, 6929195585, 20787586755]

約数ペア:

[(1, 20787586755), (3, 6929195585), (5, 4157517351), (13, 1599045135), (15, 1385839117), (39, 533015045), (65, 319809027), (195, 106603009)]