2017178608

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{490559}}^1$

素因数の和:490824

約数の個数: 20

約数和(自身を含む): 3923498880

約数和(自身を除く): 1906320272

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 490559, 981118, 1962236, 3924472, 7848944, 126073663, 252147326, 504294652, 1008589304, 2017178608]

約数ペア:

[(1, 2017178608), (2, 1008589304), (4, 504294652), (8, 252147326), (16, 126073663), (257, 7848944), (514, 3924472), (1028, 1962236), (2056, 981118), (4112, 490559)]