20161023568

素因数分解:

$2^4\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{83299}}^1$

素因数の和:85475

約数の個数: 40

約数和(自身を含む): 44663460800

約数和(自身を除く): 24502437232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2161, 4322, 8644, 15127, 17288, 30254, 34576, 60508, 83299, 121016, 166598, 242032, 333196, 583093, 666392, 1166186, 1332784, 2332372, 4664744, 9329488, 180009139, 360018278, 720036556, 1260063973, 1440073112, 2520127946, 2880146224, 5040255892, 10080511784, 20161023568]

約数ペア:

[(1, 20161023568), (2, 10080511784), (4, 5040255892), (7, 2880146224), (8, 2520127946), (14, 1440073112), (16, 1260063973), (28, 720036556), (56, 360018278), (112, 180009139), (2161, 9329488), (4322, 4664744), (8644, 2332372), (15127, 1332784), (17288, 1166186), (30254, 666392), (34576, 583093), (60508, 333196), (83299, 242032), (121016, 166598)]