20122669

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 23784192

約数和(自身を除く): 3661523

約数列:

[1, 7, 53, 73, 371, 511, 743, 3869, 5201, 27083, 39379, 54239, 275653, 379673, 2874667, 20122669]

約数ペア:

[(1, 20122669), (7, 2874667), (53, 379673), (73, 275653), (371, 54239), (511, 39379), (743, 27083), (3869, 5201)]