20529063

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 31399680

約数和(自身を除く): 10870617

約数列:

[1, 3, 9, 19, 57, 171, 271, 443, 813, 1329, 2439, 3987, 5149, 8417, 15447, 25251, 46341, 75753, 120053, 360159, 1080477, 2281007, 6843021, 20529063]

約数ペア:

[(1, 20529063), (3, 6843021), (9, 2281007), (19, 1080477), (57, 360159), (171, 120053), (271, 75753), (443, 46341), (813, 25251), (1329, 15447), (2439, 8417), (3987, 5149)]