20554764

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12323}}^1$

素因数の和:12469

約数の個数: 24

約数和(自身を含む): 48310080

約数和(自身を除く): 27755316

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12323, 24646, 36969, 49292, 73938, 147876, 1712897, 3425794, 5138691, 6851588, 10277382, 20554764]

約数ペア:

[(1, 20554764), (2, 10277382), (3, 6851588), (4, 5138691), (6, 3425794), (12, 1712897), (139, 147876), (278, 73938), (417, 49292), (556, 36969), (834, 24646), (1668, 12323)]