19401700

素因数分解:

$2^2\times 5^2\times {\mathrm{194017}}^1$

素因数の和:194031

約数の個数: 18

約数和(自身を含む): 42101906

約数和(自身を除く): 22700206

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 194017, 388034, 776068, 970085, 1940170, 3880340, 4850425, 9700850, 19401700]

約数ペア:

[(1, 19401700), (2, 9700850), (4, 4850425), (5, 3880340), (10, 1940170), (20, 970085), (25, 776068), (50, 388034), (100, 194017)]