30711856

素因数分解:

$2^4\times 7^1\times {\mathrm{274213}}^1$

素因数の和:274228

約数の個数: 20

約数和(自身を含む): 68005072

約数和(自身を除く): 37293216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 274213, 548426, 1096852, 1919491, 2193704, 3838982, 4387408, 7677964, 15355928, 30711856]

約数ペア:

[(1, 30711856), (2, 15355928), (4, 7677964), (7, 4387408), (8, 3838982), (14, 2193704), (16, 1919491), (28, 1096852), (56, 548426), (112, 274213)]