31858288

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1406

約数の個数: 80

約数和(自身を含む): 81066240

約数和(自身を除く): 49207952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1361, 1463, 1672, 2128, 2722, 2926, 3344, 5444, 5852, 9527, 10888, 11704, 14971, 19054, 21776, 23408, 25859, 29942, 38108, 51718, 59884, 76216, 103436, 104797, 119768, 152432, 181013, 206872, 209594, 239536, 284449, 362026, 413744, 419188, 568898, 724052, 838376, 1137796, 1448104, 1676752, 1991143, 2275592, 2896208, 3982286, 4551184, 7964572, 15929144, 31858288]

約数ペア:

[(1, 31858288), (2, 15929144), (4, 7964572), (7, 4551184), (8, 3982286), (11, 2896208), (14, 2275592), (16, 1991143), (19, 1676752), (22, 1448104), (28, 1137796), (38, 838376), (44, 724052), (56, 568898), (76, 419188), (77, 413744), (88, 362026), (112, 284449), (133, 239536), (152, 209594), (154, 206872), (176, 181013), (209, 152432), (266, 119768), (304, 104797), (308, 103436), (418, 76216), (532, 59884), (616, 51718), (836, 38108), (1064, 29942), (1232, 25859), (1361, 23408), (1463, 21776), (1672, 19054), (2128, 14971), (2722, 11704), (2926, 10888), (3344, 9527), (5444, 5852)]