20266928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115153}}^1$

素因数の和:115172

約数の個数: 20

約数和(自身を含む): 42837288

約数和(自身を除く): 22570360

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115153, 230306, 460612, 921224, 1266683, 1842448, 2533366, 5066732, 10133464, 20266928]

約数ペア:

[(1, 20266928), (2, 10133464), (4, 5066732), (8, 2533366), (11, 1842448), (16, 1266683), (22, 921224), (44, 460612), (88, 230306), (176, 115153)]