1931465216

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{541}}^1$

素因数の和:945

約数の個数: 80

約数和(自身を含む): 4080869760

約数和(自身を除く): 2149404544

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 367, 512, 541, 608, 734, 1082, 1216, 1468, 2164, 2432, 2936, 4328, 4864, 5872, 6973, 8656, 9728, 10279, 11744, 13946, 17312, 20558, 23488, 27892, 34624, 41116, 46976, 55784, 69248, 82232, 93952, 111568, 138496, 164464, 187904, 198547, 223136, 276992, 328928, 397094, 446272, 657856, 794188, 892544, 1315712, 1588376, 1785088, 2631424, 3176752, 3570176, 3772393, 5262848, 6353504, 7544786, 12707008, 15089572, 25414016, 30179144, 50828032, 60358288, 101656064, 120716576, 241433152, 482866304, 965732608, 1931465216]

約数ペア:

[(1, 1931465216), (2, 965732608), (4, 482866304), (8, 241433152), (16, 120716576), (19, 101656064), (32, 60358288), (38, 50828032), (64, 30179144), (76, 25414016), (128, 15089572), (152, 12707008), (256, 7544786), (304, 6353504), (367, 5262848), (512, 3772393), (541, 3570176), (608, 3176752), (734, 2631424), (1082, 1785088), (1216, 1588376), (1468, 1315712), (2164, 892544), (2432, 794188), (2936, 657856), (4328, 446272), (4864, 397094), (5872, 328928), (6973, 276992), (8656, 223136), (9728, 198547), (10279, 187904), (11744, 164464), (13946, 138496), (17312, 111568), (20558, 93952), (23488, 82232), (27892, 69248), (34624, 55784), (41116, 46976)]