201991432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1328891}}^1$

素因数の和:1328916

約数の個数: 16

約数和(自身を含む): 398667600

約数和(自身を除く): 196676168

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1328891, 2657782, 5315564, 10631128, 25248929, 50497858, 100995716, 201991432]

約数ペア:

[(1, 201991432), (2, 100995716), (4, 50497858), (8, 25248929), (19, 10631128), (38, 5315564), (76, 2657782), (152, 1328891)]