26638678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1889}}^1$

素因数の和:2543

約数の個数: 16

約数和(自身を含む): 43681680

約数和(自身を除く): 17043002

約数列:

[1, 2, 11, 22, 641, 1282, 1889, 3778, 7051, 14102, 20779, 41558, 1210849, 2421698, 13319339, 26638678]

約数ペア:

[(1, 26638678), (2, 13319339), (11, 2421698), (22, 1210849), (641, 41558), (1282, 20779), (1889, 14102), (3778, 7051)]