20387312

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115837}}^1$

素因数の和:115856

約数の個数: 20

約数和(自身を含む): 43091736

約数和(自身を除く): 22704424

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115837, 231674, 463348, 926696, 1274207, 1853392, 2548414, 5096828, 10193656, 20387312]

約数ペア:

[(1, 20387312), (2, 10193656), (4, 5096828), (8, 2548414), (11, 1853392), (16, 1274207), (22, 926696), (44, 463348), (88, 231674), (176, 115837)]