20512459842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{488391901}}^1$

素因数の和:488391913

約数の個数: 16

約数和(自身を含む): 46885622592

約数和(自身を除く): 26373162750

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 488391901, 976783802, 1465175703, 2930351406, 3418743307, 6837486614, 10256229921, 20512459842]

約数ペア:

[(1, 20512459842), (2, 10256229921), (3, 6837486614), (6, 3418743307), (7, 2930351406), (14, 1465175703), (21, 976783802), (42, 488391901)]