19668998

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:707

約数の個数: 16

約数和(自身を含む): 29958144

約数和(自身を除く): 10289146

約数列:

[1, 2, 127, 211, 254, 367, 422, 734, 26797, 46609, 53594, 77437, 93218, 154874, 9834499, 19668998]

約数ペア:

[(1, 19668998), (2, 9834499), (127, 154874), (211, 93218), (254, 77437), (367, 53594), (422, 46609), (734, 26797)]