19391570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1019}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 38335680

約数和(自身を除く): 18944110

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173, 346, 865, 1019, 1730, 1903, 2038, 3806, 5095, 9515, 10190, 11209, 19030, 22418, 56045, 112090, 176287, 352574, 881435, 1762870, 1939157, 3878314, 9695785, 19391570]

約数ペア:

[(1, 19391570), (2, 9695785), (5, 3878314), (10, 1939157), (11, 1762870), (22, 881435), (55, 352574), (110, 176287), (173, 112090), (346, 56045), (865, 22418), (1019, 19030), (1730, 11209), (1903, 10190), (2038, 9515), (3806, 5095)]