1294995728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6225941}}^1$

素因数の和:6225962

約数の個数: 20

約数和(自身を含む): 2702058828

約数和(自身を除く): 1407063100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6225941, 12451882, 24903764, 49807528, 80937233, 99615056, 161874466, 323748932, 647497864, 1294995728]

約数ペア:

[(1, 1294995728), (2, 647497864), (4, 323748932), (8, 161874466), (13, 99615056), (16, 80937233), (26, 49807528), (52, 24903764), (104, 12451882), (208, 6225941)]