16919329

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5531}}^1$

素因数の和:5580

約数の個数: 16

約数和(自身を含む): 21242880

約数和(自身を除く): 4323551

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 5531, 38717, 105089, 127213, 735623, 890491, 2417047, 16919329]

約数ペア:

[(1, 16919329), (7, 2417047), (19, 890491), (23, 735623), (133, 127213), (161, 105089), (437, 38717), (3059, 5531)]