20319642837

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{839}}^1\times {\mathrm{15923}}^1$

素因数の和:16794

約数の個数: 36

約数和(自身を含む): 31821884640

約数和(自身を除く): 11502241803

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 839, 1521, 2517, 7551, 10907, 15923, 32721, 47769, 98163, 141791, 143307, 206999, 425373, 620997, 1276119, 1862991, 2690987, 8072961, 13359397, 24218883, 40078191, 120234573, 173672161, 521016483, 1563049449, 2257738093, 6773214279, 20319642837]

約数ペア:

[(1, 20319642837), (3, 6773214279), (9, 2257738093), (13, 1563049449), (39, 521016483), (117, 173672161), (169, 120234573), (507, 40078191), (839, 24218883), (1521, 13359397), (2517, 8072961), (7551, 2690987), (10907, 1862991), (15923, 1276119), (32721, 620997), (47769, 425373), (98163, 206999), (141791, 143307)]