20082601

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 28071360

約数和(自身を除く): 7988759

約数列:

[1, 7, 11, 19, 37, 49, 53, 77, 133, 209, 259, 371, 407, 539, 583, 703, 931, 1007, 1463, 1813, 1961, 2597, 2849, 4081, 4921, 7049, 7733, 10241, 11077, 13727, 19943, 21571, 28567, 34447, 37259, 49343, 54131, 77539, 96089, 150997, 260813, 378917, 409849, 542773, 1056979, 1825691, 2868943, 20082601]

約数ペア:

[(1, 20082601), (7, 2868943), (11, 1825691), (19, 1056979), (37, 542773), (49, 409849), (53, 378917), (77, 260813), (133, 150997), (209, 96089), (259, 77539), (371, 54131), (407, 49343), (539, 37259), (583, 34447), (703, 28567), (931, 21571), (1007, 19943), (1463, 13727), (1813, 11077), (1961, 10241), (2597, 7733), (2849, 7049), (4081, 4921)]