20904592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45053}}^1$

素因数の和:45090

約数の個数: 20

約数和(自身を含む): 41900220

約数和(自身を除く): 20995628

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45053, 90106, 180212, 360424, 720848, 1306537, 2613074, 5226148, 10452296, 20904592]

約数ペア:

[(1, 20904592), (2, 10452296), (4, 5226148), (8, 2613074), (16, 1306537), (29, 720848), (58, 360424), (116, 180212), (232, 90106), (464, 45053)]