19113081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15809}}^1$

素因数の和:15856

約数の個数: 16

約数和(自身を含む): 28331520

約数和(自身を除く): 9218439

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 15809, 47427, 205517, 490079, 616551, 1470237, 6371027, 19113081]

約数ペア:

[(1, 19113081), (3, 6371027), (13, 1470237), (31, 616551), (39, 490079), (93, 205517), (403, 47427), (1209, 15809)]