27820978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{12409}}^1$

素因数の和:12489

約数の個数: 16

約数和(自身を含む): 44676000

約数和(自身を除く): 16855022

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 12409, 24818, 235771, 471542, 732131, 1464262, 13910489, 27820978]

約数ペア:

[(1, 27820978), (2, 13910489), (19, 1464262), (38, 732131), (59, 471542), (118, 235771), (1121, 24818), (2242, 12409)]