4139188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 7711200

約数和(自身を除く): 3572012

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 509, 1018, 2033, 2036, 4066, 8132, 9671, 19342, 38684, 54463, 108926, 217852, 1034797, 2069594, 4139188]

約数ペア:

[(1, 4139188), (2, 2069594), (4, 1034797), (19, 217852), (38, 108926), (76, 54463), (107, 38684), (214, 19342), (428, 9671), (509, 8132), (1018, 4066), (2033, 2036)]