19481609

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5281}}^1$

素因数の和:5336

約数の個数: 16

約数和(自身を含む): 24339456

約数和(自身を除く): 4857847

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5281, 36967, 89777, 163711, 628439, 1145977, 2783087, 19481609]

約数ペア:

[(1, 19481609), (7, 2783087), (17, 1145977), (31, 628439), (119, 163711), (217, 89777), (527, 36967), (3689, 5281)]