990548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 1914528

約数和(自身を除く): 923980

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 443, 559, 886, 1118, 1772, 2236, 5759, 11518, 19049, 23036, 38098, 76196, 247637, 495274, 990548]

約数ペア:

[(1, 990548), (2, 495274), (4, 247637), (13, 76196), (26, 38098), (43, 23036), (52, 19049), (86, 11518), (172, 5759), (443, 2236), (559, 1772), (886, 1118)]