19197140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9319}}^1$

素因数の和:9431

約数の個数: 24

約数和(自身を含む): 40709760

約数和(自身を除く): 21512620

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9319, 18638, 37276, 46595, 93190, 186380, 959857, 1919714, 3839428, 4799285, 9598570, 19197140]

約数ペア:

[(1, 19197140), (2, 9598570), (4, 4799285), (5, 3839428), (10, 1919714), (20, 959857), (103, 186380), (206, 93190), (412, 46595), (515, 37276), (1030, 18638), (2060, 9319)]