20659977

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6089}}^1$

素因数の和:6137

約数の個数: 24

約数和(自身を含む): 33251400

約数和(自身を除く): 12591423

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 6089, 18267, 54801, 79157, 176581, 237471, 529743, 712413, 1589229, 2295553, 6886659, 20659977]

約数ペア:

[(1, 20659977), (3, 6886659), (9, 2295553), (13, 1589229), (29, 712413), (39, 529743), (87, 237471), (117, 176581), (261, 79157), (377, 54801), (1131, 18267), (3393, 6089)]