1998433232

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{701}}^1$

素因数の和:996

約数の個数: 80

約数和(自身を含む): 4211730432

約数和(自身を除く): 2213297200

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 223, 272, 376, 446, 701, 752, 799, 892, 1402, 1598, 1784, 2804, 3196, 3568, 3791, 5608, 6392, 7582, 10481, 11216, 11917, 12784, 15164, 20962, 23834, 30328, 32947, 41924, 47668, 60656, 65894, 83848, 95336, 131788, 156323, 167696, 178177, 190672, 263576, 312646, 356354, 527152, 560099, 625292, 712708, 1120198, 1250584, 1425416, 2240396, 2501168, 2657491, 2850832, 4480792, 5314982, 7347181, 8961584, 10629964, 14694362, 21259928, 29388724, 42519856, 58777448, 117554896, 124902077, 249804154, 499608308, 999216616, 1998433232]

約数ペア:

[(1, 1998433232), (2, 999216616), (4, 499608308), (8, 249804154), (16, 124902077), (17, 117554896), (34, 58777448), (47, 42519856), (68, 29388724), (94, 21259928), (136, 14694362), (188, 10629964), (223, 8961584), (272, 7347181), (376, 5314982), (446, 4480792), (701, 2850832), (752, 2657491), (799, 2501168), (892, 2240396), (1402, 1425416), (1598, 1250584), (1784, 1120198), (2804, 712708), (3196, 625292), (3568, 560099), (3791, 527152), (5608, 356354), (6392, 312646), (7582, 263576), (10481, 190672), (11216, 178177), (11917, 167696), (12784, 156323), (15164, 131788), (20962, 95336), (23834, 83848), (30328, 65894), (32947, 60656), (41924, 47668)]