15855842

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{21961}}^1$

素因数の和:22001

約数の個数: 12

約数和(自身を含む): 25102566

約数和(自身を除く): 9246724

約数列:

[1, 2, 19, 38, 361, 722, 21961, 43922, 417259, 834518, 7927921, 15855842]

約数ペア:

[(1, 15855842), (2, 7927921), (19, 834518), (38, 417259), (361, 43922), (722, 21961)]