206537728

素因数分解:

$2^{10}\times {\mathrm{101}}^1\times {\mathrm{1997}}^1$

素因数の和:2118

約数の個数: 44

約数和(自身を含む): 417170412

約数和(自身を除く): 210632684

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 404, 512, 808, 1024, 1616, 1997, 3232, 3994, 6464, 7988, 12928, 15976, 25856, 31952, 51712, 63904, 103424, 127808, 201697, 255616, 403394, 511232, 806788, 1022464, 1613576, 2044928, 3227152, 6454304, 12908608, 25817216, 51634432, 103268864, 206537728]

約数ペア:

[(1, 206537728), (2, 103268864), (4, 51634432), (8, 25817216), (16, 12908608), (32, 6454304), (64, 3227152), (101, 2044928), (128, 1613576), (202, 1022464), (256, 806788), (404, 511232), (512, 403394), (808, 255616), (1024, 201697), (1616, 127808), (1997, 103424), (3232, 63904), (3994, 51712), (6464, 31952), (7988, 25856), (12928, 15976)]