18247999

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12473}}^1$

素因数の和:12510

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 5702081

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 12473, 87311, 137203, 236987, 960421, 1658909, 2606857, 18247999]

約数ペア:

[(1, 18247999), (7, 2606857), (11, 1658909), (19, 960421), (77, 236987), (133, 137203), (209, 87311), (1463, 12473)]