19780586

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2087}}^1$

素因数の和:2773

約数の個数: 16

約数和(自身を含む): 33975936

約数和(自身を除く): 14195350

約数列:

[1, 2, 7, 14, 677, 1354, 2087, 4174, 4739, 9478, 14609, 29218, 1412899, 2825798, 9890293, 19780586]

約数ペア:

[(1, 19780586), (2, 9890293), (7, 2825798), (14, 1412899), (677, 29218), (1354, 14609), (2087, 9478), (4174, 4739)]