20682149

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 22752576

約数和(自身を除く): 2070427

約数列:

[1, 17, 37, 131, 251, 629, 2227, 4267, 4847, 9287, 32881, 82399, 157879, 558977, 1216597, 20682149]

約数ペア:

[(1, 20682149), (17, 1216597), (37, 558977), (131, 157879), (251, 82399), (629, 32881), (2227, 9287), (4267, 4847)]