1938862420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8813011}}^1$

素因数の和:8813031

約数の個数: 24

約数和(自身を含む): 4441758048

約数和(自身を除く): 2502895628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8813011, 17626022, 35252044, 44065055, 88130110, 96943121, 176260220, 193886242, 387772484, 484715605, 969431210, 1938862420]

約数ペア:

[(1, 1938862420), (2, 969431210), (4, 484715605), (5, 387772484), (10, 193886242), (11, 176260220), (20, 96943121), (22, 88130110), (44, 44065055), (55, 35252044), (110, 17626022), (220, 8813011)]