18891466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1879}}^1$

素因数の和:2349

約数の個数: 16

約数和(自身を含む): 30997440

約数和(自身を除く): 12105974

約数列:

[1, 2, 11, 22, 457, 914, 1879, 3758, 5027, 10054, 20669, 41338, 858703, 1717406, 9445733, 18891466]

約数ペア:

[(1, 18891466), (2, 9445733), (11, 1717406), (22, 858703), (457, 41338), (914, 20669), (1879, 10054), (3758, 5027)]