20498052

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12289}}^1$

素因数の和:12435

約数の個数: 24

約数和(自身を含む): 48176800

約数和(自身を除く): 27678748

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12289, 24578, 36867, 49156, 73734, 147468, 1708171, 3416342, 5124513, 6832684, 10249026, 20498052]

約数ペア:

[(1, 20498052), (2, 10249026), (3, 6832684), (4, 5124513), (6, 3416342), (12, 1708171), (139, 147468), (278, 73734), (417, 49156), (556, 36867), (834, 24578), (1668, 12289)]