20178775846

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{487}}^1\times {\mathrm{57389}}^1$

素因数の和:57916

約数の個数: 24

約数和(自身を含む): 32011223760

約数和(自身を除く): 11832447914

約数列:

[1, 2, 19, 38, 361, 487, 722, 974, 9253, 18506, 57389, 114778, 175807, 351614, 1090391, 2180782, 20717429, 27948443, 41434858, 55896886, 531020417, 1062040834, 10089387923, 20178775846]

約数ペア:

[(1, 20178775846), (2, 10089387923), (19, 1062040834), (38, 531020417), (361, 55896886), (487, 41434858), (722, 27948443), (974, 20717429), (9253, 2180782), (18506, 1090391), (57389, 351614), (114778, 175807)]