20126864

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{4783}}^1$

素因数の和:5054

約数の個数: 20

約数和(自身を含む): 39152256

約数和(自身を除く): 19025392

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 4783, 9566, 19132, 38264, 76528, 1257929, 2515858, 5031716, 10063432, 20126864]

約数ペア:

[(1, 20126864), (2, 10063432), (4, 5031716), (8, 2515858), (16, 1257929), (263, 76528), (526, 38264), (1052, 19132), (2104, 9566), (4208, 4783)]