20090853910

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10198403}}^1$

素因数の和:10198607

約数の個数: 16

約数和(自身を含む): 36347111856

約数和(自身を除く): 16256257946

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 10198403, 20396806, 50992015, 101984030, 2009085391, 4018170782, 10045426955, 20090853910]

約数ペア:

[(1, 20090853910), (2, 10045426955), (5, 4018170782), (10, 2009085391), (197, 101984030), (394, 50992015), (985, 20396806), (1970, 10198403)]