20584745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1429}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 25671360

約数和(自身を除く): 5086615

約数列:

[1, 5, 43, 67, 215, 335, 1429, 2881, 7145, 14405, 61447, 95743, 307235, 478715, 4116949, 20584745]

約数ペア:

[(1, 20584745), (5, 4116949), (43, 478715), (67, 307235), (215, 95743), (335, 61447), (1429, 14405), (2881, 7145)]