20312103670

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19720489}}^1$

素因数の和:19720599

約数の個数: 16

約数和(自身を含む): 36916757280

約数和(自身を除く): 16604653610

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19720489, 39440978, 98602445, 197204890, 2031210367, 4062420734, 10156051835, 20312103670]

約数ペア:

[(1, 20312103670), (2, 10156051835), (5, 4062420734), (10, 2031210367), (103, 197204890), (206, 98602445), (515, 39440978), (1030, 19720489)]