19442698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4441}}^1$

素因数の和:4653

約数の個数: 16

約数和(自身を含む): 31982400

約数和(自身を除く): 12539702

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4441, 8882, 48851, 97702, 883759, 1767518, 9721349, 19442698]

約数ペア:

[(1, 19442698), (2, 9721349), (11, 1767518), (22, 883759), (199, 97702), (398, 48851), (2189, 8882), (4378, 4441)]