25577864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{245941}}^1$

素因数の和:245960

約数の個数: 16

約数和(自身を含む): 51647820

約数和(自身を除く): 26069956

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 245941, 491882, 983764, 1967528, 3197233, 6394466, 12788932, 25577864]

約数ペア:

[(1, 25577864), (2, 12788932), (4, 6394466), (8, 3197233), (13, 1967528), (26, 983764), (52, 491882), (104, 245941)]