20125696

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 41670720

約数和(自身を除く): 21545024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 317, 496, 512, 634, 992, 1024, 1268, 1984, 2048, 2536, 3968, 5072, 7936, 9827, 10144, 15872, 19654, 20288, 31744, 39308, 40576, 63488, 78616, 81152, 157232, 162304, 314464, 324608, 628928, 649216, 1257856, 2515712, 5031424, 10062848, 20125696]

約数ペア:

[(1, 20125696), (2, 10062848), (4, 5031424), (8, 2515712), (16, 1257856), (31, 649216), (32, 628928), (62, 324608), (64, 314464), (124, 162304), (128, 157232), (248, 81152), (256, 78616), (317, 63488), (496, 40576), (512, 39308), (634, 31744), (992, 20288), (1024, 19654), (1268, 15872), (1984, 10144), (2048, 9827), (2536, 7936), (3968, 5072)]