19102195

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7687}}^1$

素因数の和:7770

約数の個数: 16

約数和(自身を含む): 26569728

約数和(自身を除く): 7467533

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 7687, 38435, 53809, 269045, 545777, 2728885, 3820439, 19102195]

約数ペア:

[(1, 19102195), (5, 3820439), (7, 2728885), (35, 545777), (71, 269045), (355, 53809), (497, 38435), (2485, 7687)]