20970842

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{4133}}^1$

素因数の和:4237

約数の個数: 16

約数和(自身を含む): 32741280

約数和(自身を除く): 11770438

約数列:

[1, 2, 43, 59, 86, 118, 2537, 4133, 5074, 8266, 177719, 243847, 355438, 487694, 10485421, 20970842]

約数ペア:

[(1, 20970842), (2, 10485421), (43, 487694), (59, 355438), (86, 243847), (118, 177719), (2537, 8266), (4133, 5074)]