20161532187

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{117903697}}^1$

素因数の和:117903722

約数の個数: 12

約数和(自身を含む): 30654961480

約数和(自身を除く): 10493429293

約数列:

[1, 3, 9, 19, 57, 171, 117903697, 353711091, 1061133273, 2240170243, 6720510729, 20161532187]

約数ペア:

[(1, 20161532187), (3, 6720510729), (9, 2240170243), (19, 1061133273), (57, 353711091), (171, 117903697)]