218536492

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1270561}}^1$

素因数の和:1270608

約数の個数: 12

約数和(自身を含む): 391333096

約数和(自身を除く): 172796604

約数列:

[1, 2, 4, 43, 86, 172, 1270561, 2541122, 5082244, 54634123, 109268246, 218536492]

約数ペア:

[(1, 218536492), (2, 109268246), (4, 54634123), (43, 5082244), (86, 2541122), (172, 1270561)]