199207910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1810981}}^1$

素因数の和:1810999

約数の個数: 16

約数和(自身を含む): 391172112

約数和(自身を除く): 191964202

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1810981, 3621962, 9054905, 18109810, 19920791, 39841582, 99603955, 199207910]

約数ペア:

[(1, 199207910), (2, 99603955), (5, 39841582), (10, 19920791), (11, 18109810), (22, 9054905), (55, 3621962), (110, 1810981)]