20132531293

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 24873246720

約数和(自身を除く): 4740715427

約数列:

[1, 7, 29, 53, 97, 101, 191, 203, 371, 679, 707, 1337, 1537, 2813, 2929, 5141, 5353, 5539, 9797, 10123, 10759, 18527, 19291, 19691, 20503, 35987, 37471, 38773, 68579, 70861, 129689, 135037, 149089, 155237, 284113, 293567, 519241, 537283, 559439, 981931, 1022423, 1043623, 1086659, 1871227, 1988791, 2054969, 3634687, 3760981, 3916073, 6873517, 7156961, 13098589, 15057989, 28475999, 29650267, 54265583, 99175031, 105405923, 199331993, 207551869, 379859081, 694225217, 2876075899, 20132531293]

約数ペア:

[(1, 20132531293), (7, 2876075899), (29, 694225217), (53, 379859081), (97, 207551869), (101, 199331993), (191, 105405923), (203, 99175031), (371, 54265583), (679, 29650267), (707, 28475999), (1337, 15057989), (1537, 13098589), (2813, 7156961), (2929, 6873517), (5141, 3916073), (5353, 3760981), (5539, 3634687), (9797, 2054969), (10123, 1988791), (10759, 1871227), (18527, 1086659), (19291, 1043623), (19691, 1022423), (20503, 981931), (35987, 559439), (37471, 537283), (38773, 519241), (68579, 293567), (70861, 284113), (129689, 155237), (135037, 149089)]