39968008

素因数分解:

$2^3\times {\mathrm{1553}}^1\times {\mathrm{3217}}^1$

素因数の和:4776

約数の個数: 16

約数和(自身を含む): 75011580

約数和(自身を除く): 35043572

約数列:

[1, 2, 4, 8, 1553, 3106, 3217, 6212, 6434, 12424, 12868, 25736, 4996001, 9992002, 19984004, 39968008]

約数ペア:

[(1, 39968008), (2, 19984004), (4, 9992002), (8, 4996001), (1553, 25736), (3106, 12868), (3217, 12424), (6212, 6434)]