20628553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 23248512

約数和(自身を除く): 2619959

約数列:

[1, 11, 61, 71, 433, 671, 781, 4331, 4763, 26413, 30743, 47641, 290543, 338173, 1875323, 20628553]

約数ペア:

[(1, 20628553), (11, 1875323), (61, 338173), (71, 290543), (433, 47641), (671, 30743), (781, 26413), (4331, 4763)]