20123688488

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{87473}}^1$

素因数の和:87821

約数の個数: 32

約数和(自身を含む): 38182401000

約数和(自身を除く): 18058712512

約数列:

[1, 2, 4, 8, 149, 193, 298, 386, 596, 772, 1192, 1544, 28757, 57514, 87473, 115028, 174946, 230056, 349892, 699784, 13033477, 16882289, 26066954, 33764578, 52133908, 67529156, 104267816, 135058312, 2515461061, 5030922122, 10061844244, 20123688488]

約数ペア:

[(1, 20123688488), (2, 10061844244), (4, 5030922122), (8, 2515461061), (149, 135058312), (193, 104267816), (298, 67529156), (386, 52133908), (596, 33764578), (772, 26066954), (1192, 16882289), (1544, 13033477), (28757, 699784), (57514, 349892), (87473, 230056), (115028, 174946)]