9991856

素因数分解:

$2^4\times 7^1\times {\mathrm{89213}}^1$

素因数の和:89228

約数の個数: 20

約数和(自身を含む): 22125072

約数和(自身を除く): 12133216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 89213, 178426, 356852, 624491, 713704, 1248982, 1427408, 2497964, 4995928, 9991856]

約数ペア:

[(1, 9991856), (2, 4995928), (4, 2497964), (7, 1427408), (8, 1248982), (14, 713704), (16, 624491), (28, 356852), (56, 178426), (112, 89213)]