19709139

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{761}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 26883360

約数和(自身を除く): 7174221

約数列:

[1, 3, 89, 97, 267, 291, 761, 2283, 8633, 25899, 67729, 73817, 203187, 221451, 6569713, 19709139]

約数ペア:

[(1, 19709139), (3, 6569713), (89, 221451), (97, 203187), (267, 73817), (291, 67729), (761, 25899), (2283, 8633)]