20551464

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 59623200

約数和(自身を除く): 39071736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 83, 114, 152, 166, 171, 181, 228, 249, 332, 342, 362, 456, 498, 543, 664, 684, 724, 747, 996, 1086, 1368, 1448, 1494, 1577, 1629, 1992, 2172, 2988, 3154, 3258, 3439, 4344, 4731, 5976, 6308, 6516, 6878, 9462, 10317, 12616, 13032, 13756, 14193, 15023, 18924, 20634, 27512, 28386, 30046, 30951, 37848, 41268, 45069, 56772, 60092, 61902, 82536, 90138, 113544, 120184, 123804, 135207, 180276, 247608, 270414, 285437, 360552, 540828, 570874, 856311, 1081656, 1141748, 1712622, 2283496, 2568933, 3425244, 5137866, 6850488, 10275732, 20551464]

約数ペア:

[(1, 20551464), (2, 10275732), (3, 6850488), (4, 5137866), (6, 3425244), (8, 2568933), (9, 2283496), (12, 1712622), (18, 1141748), (19, 1081656), (24, 856311), (36, 570874), (38, 540828), (57, 360552), (72, 285437), (76, 270414), (83, 247608), (114, 180276), (152, 135207), (166, 123804), (171, 120184), (181, 113544), (228, 90138), (249, 82536), (332, 61902), (342, 60092), (362, 56772), (456, 45069), (498, 41268), (543, 37848), (664, 30951), (684, 30046), (724, 28386), (747, 27512), (996, 20634), (1086, 18924), (1368, 15023), (1448, 14193), (1494, 13756), (1577, 13032), (1629, 12616), (1992, 10317), (2172, 9462), (2988, 6878), (3154, 6516), (3258, 6308), (3439, 5976), (4344, 4731)]