20597489

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4789}}^1$

素因数の和:4840

約数の個数: 16

約数和(自身を含む): 24831360

約数和(自身を除く): 4233871

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 4789, 52679, 81413, 110147, 895543, 1211617, 1872499, 20597489]

約数ペア:

[(1, 20597489), (11, 1872499), (17, 1211617), (23, 895543), (187, 110147), (253, 81413), (391, 52679), (4301, 4789)]