20130768112

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{226657}}^1$

素因数の和:226746

約数の個数: 80

約数和(自身を含む): 48791307712

約数和(自身を除く): 28660539600

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1456, 1586, 1708, 3172, 3416, 5551, 6344, 6832, 11102, 12688, 22204, 44408, 88816, 226657, 453314, 906628, 1586599, 1813256, 2946541, 3173198, 3626512, 5893082, 6346396, 11786164, 12692792, 13826077, 20625787, 23572328, 25385584, 27652154, 41251574, 47144656, 55304308, 82503148, 96782539, 110608616, 165006296, 179739001, 193565078, 221217232, 330012592, 359478002, 387130156, 718956004, 774260312, 1258173007, 1437912008, 1548520624, 2516346014, 2875824016, 5032692028, 10065384056, 20130768112]

約数ペア:

[(1, 20130768112), (2, 10065384056), (4, 5032692028), (7, 2875824016), (8, 2516346014), (13, 1548520624), (14, 1437912008), (16, 1258173007), (26, 774260312), (28, 718956004), (52, 387130156), (56, 359478002), (61, 330012592), (91, 221217232), (104, 193565078), (112, 179739001), (122, 165006296), (182, 110608616), (208, 96782539), (244, 82503148), (364, 55304308), (427, 47144656), (488, 41251574), (728, 27652154), (793, 25385584), (854, 23572328), (976, 20625787), (1456, 13826077), (1586, 12692792), (1708, 11786164), (3172, 6346396), (3416, 5893082), (5551, 3626512), (6344, 3173198), (6832, 2946541), (11102, 1813256), (12688, 1586599), (22204, 906628), (44408, 453314), (88816, 226657)]