20482506

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 51757056

約数和(自身を除く): 31274550

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 47, 62, 66, 71, 93, 94, 99, 141, 142, 186, 198, 213, 279, 282, 341, 423, 426, 517, 558, 639, 682, 781, 846, 1023, 1034, 1278, 1457, 1551, 1562, 2046, 2201, 2343, 2914, 3069, 3102, 3337, 4371, 4402, 4653, 4686, 6138, 6603, 6674, 7029, 8742, 9306, 10011, 13113, 13206, 14058, 16027, 19809, 20022, 24211, 26226, 30033, 32054, 36707, 39618, 48081, 48422, 60066, 72633, 73414, 96162, 103447, 110121, 144243, 145266, 206894, 217899, 220242, 288486, 310341, 330363, 435798, 620682, 660726, 931023, 1137917, 1862046, 2275834, 3413751, 6827502, 10241253, 20482506]

約数ペア:

[(1, 20482506), (2, 10241253), (3, 6827502), (6, 3413751), (9, 2275834), (11, 1862046), (18, 1137917), (22, 931023), (31, 660726), (33, 620682), (47, 435798), (62, 330363), (66, 310341), (71, 288486), (93, 220242), (94, 217899), (99, 206894), (141, 145266), (142, 144243), (186, 110121), (198, 103447), (213, 96162), (279, 73414), (282, 72633), (341, 60066), (423, 48422), (426, 48081), (517, 39618), (558, 36707), (639, 32054), (682, 30033), (781, 26226), (846, 24211), (1023, 20022), (1034, 19809), (1278, 16027), (1457, 14058), (1551, 13206), (1562, 13113), (2046, 10011), (2201, 9306), (2343, 8742), (2914, 7029), (3069, 6674), (3102, 6603), (3337, 6138), (4371, 4686), (4402, 4653)]