200178896

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{21911}}^1$

素因数の和:22490

約数の個数: 20

約数和(自身を含む): 388543584

約数和(自身を除く): 188364688

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 21911, 43822, 87644, 175288, 350576, 12511181, 25022362, 50044724, 100089448, 200178896]

約数ペア:

[(1, 200178896), (2, 100089448), (4, 50044724), (8, 25022362), (16, 12511181), (571, 350576), (1142, 175288), (2284, 87644), (4568, 43822), (9136, 21911)]