201891908

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{710887}}^1$

素因数の和:710962

約数の個数: 12

約数和(自身を含む): 358287552

約数和(自身を除く): 156395644

約数列:

[1, 2, 4, 71, 142, 284, 710887, 1421774, 2843548, 50472977, 100945954, 201891908]

約数ペア:

[(1, 201891908), (2, 100945954), (4, 50472977), (71, 2843548), (142, 1421774), (284, 710887)]