18895856

素因数分解:

$2^4\times 7^1\times {\mathrm{168713}}^1$

素因数の和:168728

約数の個数: 20

約数和(自身を含む): 41841072

約数和(自身を除く): 22945216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 168713, 337426, 674852, 1180991, 1349704, 2361982, 2699408, 4723964, 9447928, 18895856]

約数ペア:

[(1, 18895856), (2, 9447928), (4, 4723964), (7, 2699408), (8, 2361982), (14, 1349704), (16, 1180991), (28, 674852), (56, 337426), (112, 168713)]