20736183

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3881}}^1$

素因数の和:4034

約数の個数: 16

約数和(自身を含む): 30000096

約数和(自身を除く): 9263913

約数列:

[1, 3, 13, 39, 137, 411, 1781, 3881, 5343, 11643, 50453, 151359, 531697, 1595091, 6912061, 20736183]

約数ペア:

[(1, 20736183), (3, 6912061), (13, 1595091), (39, 531697), (137, 151359), (411, 50453), (1781, 11643), (3881, 5343)]