388548724

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{20593}}^1$

素因数の和:20739

約数の個数: 24

約数和(自身を含む): 700607880

約数和(自身を除く): 312059156

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 4717, 9434, 18868, 20593, 41186, 82372, 1091429, 1832777, 2182858, 3665554, 4365716, 7331108, 97137181, 194274362, 388548724]

約数ペア:

[(1, 388548724), (2, 194274362), (4, 97137181), (53, 7331108), (89, 4365716), (106, 3665554), (178, 2182858), (212, 1832777), (356, 1091429), (4717, 82372), (9434, 41186), (18868, 20593)]