1618268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 3024000

約数和(自身を除く): 1405732

約数列:

[1, 2, 4, 19, 38, 76, 107, 199, 214, 398, 428, 796, 2033, 3781, 4066, 7562, 8132, 15124, 21293, 42586, 85172, 404567, 809134, 1618268]

約数ペア:

[(1, 1618268), (2, 809134), (4, 404567), (19, 85172), (38, 42586), (76, 21293), (107, 15124), (199, 8132), (214, 7562), (398, 4066), (428, 3781), (796, 2033)]