22221136

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1211

約数の個数: 40

約数和(自身を含む): 49500800

約数和(自身を除く): 27279664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 997, 1393, 1592, 1994, 2786, 3184, 3988, 5572, 6979, 7976, 11144, 13958, 15952, 22288, 27916, 55832, 111664, 198403, 396806, 793612, 1388821, 1587224, 2777642, 3174448, 5555284, 11110568, 22221136]

約数ペア:

[(1, 22221136), (2, 11110568), (4, 5555284), (7, 3174448), (8, 2777642), (14, 1587224), (16, 1388821), (28, 793612), (56, 396806), (112, 198403), (199, 111664), (398, 55832), (796, 27916), (997, 22288), (1393, 15952), (1592, 13958), (1994, 11144), (2786, 7976), (3184, 6979), (3988, 5572)]