18223856

素因数分解:

$2^4\times 7^1\times {\mathrm{162713}}^1$

素因数の和:162728

約数の個数: 20

約数和(自身を含む): 40353072

約数和(自身を除く): 22129216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 162713, 325426, 650852, 1138991, 1301704, 2277982, 2603408, 4555964, 9111928, 18223856]

約数ペア:

[(1, 18223856), (2, 9111928), (4, 4555964), (7, 2603408), (8, 2277982), (14, 1301704), (16, 1138991), (28, 650852), (56, 325426), (112, 162713)]