19227818

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:761

約数の個数: 16

約数和(自身を含む): 29321160

約数和(自身を除く): 10093342

約数列:

[1, 2, 109, 193, 218, 386, 457, 914, 21037, 42074, 49813, 88201, 99626, 176402, 9613909, 19227818]

約数ペア:

[(1, 19227818), (2, 9613909), (109, 176402), (193, 99626), (218, 88201), (386, 49813), (457, 42074), (914, 21037)]