19400189127

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13671733}}^1$

素因数の和:13671790

約数の個数: 16

約数和(自身を含む): 28874702208

約数和(自身を除く): 9474513081

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 13671733, 41015199, 150389063, 451167189, 587884519, 1763653557, 6466729709, 19400189127]

約数ペア:

[(1, 19400189127), (3, 6466729709), (11, 1763653557), (33, 587884519), (43, 451167189), (129, 150389063), (473, 41015199), (1419, 13671733)]