19466820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1303}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 59806656

約数和(自身を除く): 40339836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1303, 1494, 1660, 2490, 2606, 2988, 3735, 3909, 4980, 5212, 6515, 7470, 7818, 11727, 13030, 14940, 15636, 19545, 23454, 26060, 39090, 46908, 58635, 78180, 108149, 117270, 216298, 234540, 324447, 432596, 540745, 648894, 973341, 1081490, 1297788, 1622235, 1946682, 2162980, 3244470, 3893364, 4866705, 6488940, 9733410, 19466820]

約数ペア:

[(1, 19466820), (2, 9733410), (3, 6488940), (4, 4866705), (5, 3893364), (6, 3244470), (9, 2162980), (10, 1946682), (12, 1622235), (15, 1297788), (18, 1081490), (20, 973341), (30, 648894), (36, 540745), (45, 432596), (60, 324447), (83, 234540), (90, 216298), (166, 117270), (180, 108149), (249, 78180), (332, 58635), (415, 46908), (498, 39090), (747, 26060), (830, 23454), (996, 19545), (1245, 15636), (1303, 14940), (1494, 13030), (1660, 11727), (2490, 7818), (2606, 7470), (2988, 6515), (3735, 5212), (3909, 4980)]