1919845376

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:555

約数の個数: 88

約数和(自身を含む): 3994695936

約数和(自身を除く): 2074850560

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 197, 248, 256, 307, 394, 496, 512, 614, 788, 992, 1024, 1228, 1576, 1984, 2456, 3152, 3968, 4912, 6107, 6304, 7936, 9517, 9824, 12214, 12608, 15872, 19034, 19648, 24428, 25216, 31744, 38068, 39296, 48856, 50432, 60479, 76136, 78592, 97712, 100864, 120958, 152272, 157184, 195424, 201728, 241916, 304544, 314368, 390848, 483832, 609088, 781696, 967664, 1218176, 1563392, 1874849, 1935328, 2436352, 3126784, 3749698, 3870656, 4872704, 6253568, 7499396, 7741312, 9745408, 14998792, 15482624, 29997584, 30965248, 59995168, 61930496, 119990336, 239980672, 479961344, 959922688, 1919845376]

約数ペア:

[(1, 1919845376), (2, 959922688), (4, 479961344), (8, 239980672), (16, 119990336), (31, 61930496), (32, 59995168), (62, 30965248), (64, 29997584), (124, 15482624), (128, 14998792), (197, 9745408), (248, 7741312), (256, 7499396), (307, 6253568), (394, 4872704), (496, 3870656), (512, 3749698), (614, 3126784), (788, 2436352), (992, 1935328), (1024, 1874849), (1228, 1563392), (1576, 1218176), (1984, 967664), (2456, 781696), (3152, 609088), (3968, 483832), (4912, 390848), (6107, 314368), (6304, 304544), (7936, 241916), (9517, 201728), (9824, 195424), (12214, 157184), (12608, 152272), (15872, 120958), (19034, 100864), (19648, 97712), (24428, 78592), (25216, 76136), (31744, 60479), (38068, 50432), (39296, 48856)]