20007471

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{55117}}^1$

素因数の和:55142

約数の個数: 12

約数和(自身を含む): 29322776

約数和(自身を除く): 9315305

約数列:

[1, 3, 11, 33, 121, 363, 55117, 165351, 606287, 1818861, 6669157, 20007471]

約数ペア:

[(1, 20007471), (3, 6669157), (11, 1818861), (33, 606287), (121, 165351), (363, 55117)]