22254568

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1997}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 25697432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 1997, 2786, 3994, 5572, 7988, 11144, 13979, 15976, 27958, 55916, 111832, 397403, 794806, 1589612, 2781821, 3179224, 5563642, 11127284, 22254568]

約数ペア:

[(1, 22254568), (2, 11127284), (4, 5563642), (7, 3179224), (8, 2781821), (14, 1589612), (28, 794806), (56, 397403), (199, 111832), (398, 55916), (796, 27958), (1393, 15976), (1592, 13979), (1997, 11144), (2786, 7988), (3994, 5572)]