20674728

素因数分解:

$2^3\times 3^2\times {\mathrm{287149}}^1$

素因数の和:287161

約数の個数: 24

約数和(自身を含む): 55994250

約数和(自身を除く): 35319522

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287149, 574298, 861447, 1148596, 1722894, 2297192, 2584341, 3445788, 5168682, 6891576, 10337364, 20674728]

約数ペア:

[(1, 20674728), (2, 10337364), (3, 6891576), (4, 5168682), (6, 3445788), (8, 2584341), (9, 2297192), (12, 1722894), (18, 1148596), (24, 861447), (36, 574298), (72, 287149)]