20512942525

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{19081807}}^1$

素因数の和:19081860

約数の個数: 12

約数和(自身を含む): 26027586112

約数和(自身を除く): 5514643587

約数列:

[1, 5, 25, 43, 215, 1075, 19081807, 95409035, 477045175, 820517701, 4102588505, 20512942525]

約数ペア:

[(1, 20512942525), (5, 4102588505), (25, 820517701), (43, 477045175), (215, 95409035), (1075, 19081807)]