12742862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1891

約数の個数: 16

約数和(自身を含む): 20919600

約数和(自身を除く): 8176738

約数列:

[1, 2, 11, 22, 389, 778, 1489, 2978, 4279, 8558, 16379, 32758, 579221, 1158442, 6371431, 12742862]

約数ペア:

[(1, 12742862), (2, 6371431), (11, 1158442), (22, 579221), (389, 32758), (778, 16379), (1489, 8558), (2978, 4279)]