20008008

素因数分解:

$2^3\times 3^2\times {\mathrm{277889}}^1$

素因数の和:277901

約数の個数: 24

約数和(自身を含む): 54188550

約数和(自身を除く): 34180542

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277889, 555778, 833667, 1111556, 1667334, 2223112, 2501001, 3334668, 5002002, 6669336, 10004004, 20008008]

約数ペア:

[(1, 20008008), (2, 10004004), (3, 6669336), (4, 5002002), (6, 3334668), (8, 2501001), (9, 2223112), (12, 1667334), (18, 1111556), (24, 833667), (36, 555778), (72, 277889)]