20936691

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{18913}}^1$

素因数の和:18963

約数の個数: 16

約数和(自身を含む): 31775520

約数和(自身を除く): 10838829

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 18913, 56739, 170217, 510651, 775433, 2326299, 6978897, 20936691]

約数ペア:

[(1, 20936691), (3, 6978897), (9, 2326299), (27, 775433), (41, 510651), (123, 170217), (369, 56739), (1107, 18913)]