20271609

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 30630600

約数和(自身を除く): 10358991

約数列:

[1, 3, 9, 29, 87, 101, 261, 303, 769, 909, 2307, 2929, 6921, 8787, 22301, 26361, 66903, 77669, 200709, 233007, 699021, 2252401, 6757203, 20271609]

約数ペア:

[(1, 20271609), (3, 6757203), (9, 2252401), (29, 699021), (87, 233007), (101, 200709), (261, 77669), (303, 66903), (769, 26361), (909, 22301), (2307, 8787), (2929, 6921)]