20537343

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{499}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 31590000

約数和(自身を除く): 11052657

約数列:

[1, 3, 9, 17, 51, 153, 269, 499, 807, 1497, 2421, 4491, 4573, 8483, 13719, 25449, 41157, 76347, 134231, 402693, 1208079, 2281927, 6845781, 20537343]

約数ペア:

[(1, 20537343), (3, 6845781), (9, 2281927), (17, 1208079), (51, 402693), (153, 134231), (269, 76347), (499, 41157), (807, 25449), (1497, 13719), (2421, 8483), (4491, 4573)]