19395216

素因数分解:

$2^4\times 3^2\times {\mathrm{367}}^2$

素因数の和:748

約数の個数: 45

約数和(自身を含む): 54427971

約数和(自身を除く): 35032755

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 367, 734, 1101, 1468, 2202, 2936, 3303, 4404, 5872, 6606, 8808, 13212, 17616, 26424, 52848, 134689, 269378, 404067, 538756, 808134, 1077512, 1212201, 1616268, 2155024, 2424402, 3232536, 4848804, 6465072, 9697608, 19395216]

約数ペア:

[(1, 19395216), (2, 9697608), (3, 6465072), (4, 4848804), (6, 3232536), (8, 2424402), (9, 2155024), (12, 1616268), (16, 1212201), (18, 1077512), (24, 808134), (36, 538756), (48, 404067), (72, 269378), (144, 134689), (367, 52848), (734, 26424), (1101, 17616), (1468, 13212), (2202, 8808), (2936, 6606), (3303, 5872)]