1891815424

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 104

約数和(自身を含む): 4000877568

約数和(自身を除く): 2109062144

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 256, 317, 376, 496, 512, 634, 752, 992, 1024, 1268, 1457, 1504, 1984, 2048, 2536, 2914, 3008, 3968, 4096, 5072, 5828, 6016, 7936, 9827, 10144, 11656, 12032, 14899, 15872, 19654, 20288, 23312, 24064, 29798, 31744, 39308, 40576, 46624, 48128, 59596, 63488, 78616, 81152, 93248, 96256, 119192, 126976, 157232, 162304, 186496, 192512, 238384, 314464, 324608, 372992, 461869, 476768, 628928, 649216, 745984, 923738, 953536, 1257856, 1298432, 1491968, 1847476, 1907072, 2515712, 2983936, 3694952, 3814144, 5031424, 5967872, 7389904, 7628288, 10062848, 14779808, 15256576, 20125696, 29559616, 30513152, 40251392, 59119232, 61026304, 118238464, 236476928, 472953856, 945907712, 1891815424]

約数ペア:

[(1, 1891815424), (2, 945907712), (4, 472953856), (8, 236476928), (16, 118238464), (31, 61026304), (32, 59119232), (47, 40251392), (62, 30513152), (64, 29559616), (94, 20125696), (124, 15256576), (128, 14779808), (188, 10062848), (248, 7628288), (256, 7389904), (317, 5967872), (376, 5031424), (496, 3814144), (512, 3694952), (634, 2983936), (752, 2515712), (992, 1907072), (1024, 1847476), (1268, 1491968), (1457, 1298432), (1504, 1257856), (1984, 953536), (2048, 923738), (2536, 745984), (2914, 649216), (3008, 628928), (3968, 476768), (4096, 461869), (5072, 372992), (5828, 324608), (6016, 314464), (7936, 238384), (9827, 192512), (10144, 186496), (11656, 162304), (12032, 157232), (14899, 126976), (15872, 119192), (19654, 96256), (20288, 93248), (23312, 81152), (24064, 78616), (29798, 63488), (31744, 59596), (39308, 48128), (40576, 46624)]