638045942372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{4019}}^1\times {\mathrm{2088913}}^1$

素因数の和:2092955

約数の個数: 24

約数和(自身を含む): 1175640799200

約数和(自身を除く): 537594856828

約数列:

[1, 2, 4, 19, 38, 76, 4019, 8038, 16076, 76361, 152722, 305444, 2088913, 4177826, 8355652, 39689347, 79378694, 158757388, 8395341347, 16790682694, 33581365388, 159511485593, 319022971186, 638045942372]

約数ペア:

[(1, 638045942372), (2, 319022971186), (4, 159511485593), (19, 33581365388), (38, 16790682694), (76, 8395341347), (4019, 158757388), (8038, 79378694), (16076, 39689347), (76361, 8355652), (152722, 4177826), (305444, 2088913)]