20339495

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{33619}}^1$

素因数の和:33646

約数の個数: 12

約数和(自身を含む): 26828760

約数和(自身を除く): 6489265

約数列:

[1, 5, 11, 55, 121, 605, 33619, 168095, 369809, 1849045, 4067899, 20339495]

約数ペア:

[(1, 20339495), (5, 4067899), (11, 1849045), (55, 369809), (121, 168095), (605, 33619)]