19015540

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2549}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 40055400

約数和(自身を除く): 21039860

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 2549, 3730, 5098, 7460, 10196, 12745, 25490, 50980, 950777, 1901554, 3803108, 4753885, 9507770, 19015540]

約数ペア:

[(1, 19015540), (2, 9507770), (4, 4753885), (5, 3803108), (10, 1901554), (20, 950777), (373, 50980), (746, 25490), (1492, 12745), (1865, 10196), (2549, 7460), (3730, 5098)]