20256052

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{857}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 37477440

約数和(自身を除く): 17221388

約数列:

[1, 2, 4, 19, 38, 76, 311, 622, 857, 1244, 1714, 3428, 5909, 11818, 16283, 23636, 32566, 65132, 266527, 533054, 1066108, 5064013, 10128026, 20256052]

約数ペア:

[(1, 20256052), (2, 10128026), (4, 5064013), (19, 1066108), (38, 533054), (76, 266527), (311, 65132), (622, 32566), (857, 23636), (1244, 16283), (1714, 11818), (3428, 5909)]