20385569

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 22116864

約数和(自身を除く): 1731295

約数列:

[1, 31, 41, 43, 373, 1271, 1333, 1763, 11563, 15293, 16039, 54653, 474083, 497209, 657599, 20385569]

約数ペア:

[(1, 20385569), (31, 657599), (41, 497209), (43, 474083), (373, 54653), (1271, 16039), (1333, 15293), (1763, 11563)]