20660541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16921}}^1$

素因数の和:16972

約数の個数: 16

約数和(自身を含む): 30865728

約数和(自身を除く): 10205187

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 16921, 50763, 186131, 558393, 626077, 1878231, 6886847, 20660541]

約数ペア:

[(1, 20660541), (3, 6886847), (11, 1878231), (33, 626077), (37, 558393), (111, 186131), (407, 50763), (1221, 16921)]