2040552008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{128111}}^1$

素因数の和:128309

約数の個数: 32

約数和(自身を含む): 4196949120

約数和(自身を除く): 2156397112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1448, 1991, 3982, 7964, 15928, 128111, 256222, 512444, 1024888, 1409221, 2818442, 5636884, 11273768, 23188091, 46376182, 92752364, 185504728, 255069001, 510138002, 1020276004, 2040552008]

約数ペア:

[(1, 2040552008), (2, 1020276004), (4, 510138002), (8, 255069001), (11, 185504728), (22, 92752364), (44, 46376182), (88, 23188091), (181, 11273768), (362, 5636884), (724, 2818442), (1448, 1409221), (1991, 1024888), (3982, 512444), (7964, 256222), (15928, 128111)]