19095220

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8923}}^1$

素因数の和:9039

約数の個数: 24

約数和(自身を含む): 40479264

約数和(自身を除く): 21384044

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8923, 17846, 35692, 44615, 89230, 178460, 954761, 1909522, 3819044, 4773805, 9547610, 19095220]

約数ペア:

[(1, 19095220), (2, 9547610), (4, 4773805), (5, 3819044), (10, 1909522), (20, 954761), (107, 178460), (214, 89230), (428, 44615), (535, 35692), (1070, 17846), (2140, 8923)]