2007490736

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{488203}}^1$

素因数の和:488468

約数の個数: 20

約数和(自身を含む): 3904655592

約数和(自身を除く): 1897164856

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 488203, 976406, 1952812, 3905624, 7811248, 125468171, 250936342, 501872684, 1003745368, 2007490736]

約数ペア:

[(1, 2007490736), (2, 1003745368), (4, 501872684), (8, 250936342), (16, 125468171), (257, 7811248), (514, 3905624), (1028, 1952812), (2056, 976406), (4112, 488203)]