201851728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{970441}}^1$

素因数の和:970462

約数の個数: 20

約数和(自身を含む): 421171828

約数和(自身を除く): 219320100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 970441, 1940882, 3881764, 7763528, 12615733, 15527056, 25231466, 50462932, 100925864, 201851728]

約数ペア:

[(1, 201851728), (2, 100925864), (4, 50462932), (8, 25231466), (13, 15527056), (16, 12615733), (26, 7763528), (52, 3881764), (104, 1940882), (208, 970441)]