20160957

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{613}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 28391360

約数和(自身を除く): 8230403

約数列:

[1, 3, 19, 57, 577, 613, 1731, 1839, 10963, 11647, 32889, 34941, 353701, 1061103, 6720319, 20160957]

約数ペア:

[(1, 20160957), (3, 6720319), (19, 1061103), (57, 353701), (577, 34941), (613, 32889), (1731, 11647), (1839, 10963)]