1888894690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1\times {\mathrm{4759}}^1$

素因数の和:6874

約数の個数: 32

約数和(自身を含む): 3581424000

約数和(自身を除く): 1692529310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2089, 4178, 4759, 9518, 10445, 20890, 23795, 39691, 47590, 79382, 90421, 180842, 198455, 396910, 452105, 904210, 9941551, 19883102, 49707755, 99415510, 188889469, 377778938, 944447345, 1888894690]

約数ペア:

[(1, 1888894690), (2, 944447345), (5, 377778938), (10, 188889469), (19, 99415510), (38, 49707755), (95, 19883102), (190, 9941551), (2089, 904210), (4178, 452105), (4759, 396910), (9518, 198455), (10445, 180842), (20890, 90421), (23795, 79382), (39691, 47590)]