19282648

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 47070720

約数和(自身を除く): 27788072

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1361, 1771, 2024, 2722, 3542, 5444, 7084, 9527, 10888, 14168, 14971, 19054, 29942, 31303, 38108, 59884, 62606, 76216, 104797, 119768, 125212, 209594, 219121, 250424, 344333, 419188, 438242, 688666, 838376, 876484, 1377332, 1752968, 2410331, 2754664, 4820662, 9641324, 19282648]

約数ペア:

[(1, 19282648), (2, 9641324), (4, 4820662), (7, 2754664), (8, 2410331), (11, 1752968), (14, 1377332), (22, 876484), (23, 838376), (28, 688666), (44, 438242), (46, 419188), (56, 344333), (77, 250424), (88, 219121), (92, 209594), (154, 125212), (161, 119768), (184, 104797), (253, 76216), (308, 62606), (322, 59884), (506, 38108), (616, 31303), (644, 29942), (1012, 19054), (1288, 14971), (1361, 14168), (1771, 10888), (2024, 9527), (2722, 7084), (3542, 5444)]