2165029.00000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{180023}}^1$

素因数の和:180044

約数の個数: 20

約数和(自身を含む): 78130416

約数和(自身を除く): 40685632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 180023, 360046, 720092, 1440184, 2340299, 2880368, 4680598, 9361196, 18722392, 37444784]

約数ペア:

[(1, 37444784), (2, 18722392), (4, 9361196), (8, 4680598), (13, 2880368), (16, 2340299), (26, 1440184), (52, 720092), (104, 360046), (208, 180023)]