1977776

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1741}}^1$

素因数の和:1820

約数の個数: 20

約数和(自身を含む): 3888144

約数和(自身を除く): 1910368

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1741, 3482, 6964, 13928, 27856, 123611, 247222, 494444, 988888, 1977776]

約数ペア:

[(1, 1977776), (2, 988888), (4, 494444), (8, 247222), (16, 123611), (71, 27856), (142, 13928), (284, 6964), (568, 3482), (1136, 1741)]