19699439

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 16

約数和(自身を含む): 21168000

約数和(自身を除く): 1468561

約数列:

[1, 29, 47, 97, 149, 1363, 2813, 4321, 4559, 7003, 14453, 132211, 203087, 419137, 679291, 19699439]

約数ペア:

[(1, 19699439), (29, 679291), (47, 419137), (97, 203087), (149, 132211), (1363, 14453), (2813, 7003), (4321, 4559)]