20537259

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 27900288

約数和(自身を除く): 7363029

約数列:

[1, 3, 107, 137, 321, 411, 467, 1401, 14659, 43977, 49969, 63979, 149907, 191937, 6845753, 20537259]

約数ペア:

[(1, 20537259), (3, 6845753), (107, 191937), (137, 149907), (321, 63979), (411, 49969), (467, 43977), (1401, 14659)]