19419796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{441359}}^1$

素因数の和:441374

約数の個数: 12

約数和(自身を含む): 37074240

約数和(自身を除く): 17654444

約数列:

[1, 2, 4, 11, 22, 44, 441359, 882718, 1765436, 4854949, 9709898, 19419796]

約数ペア:

[(1, 19419796), (2, 9709898), (4, 4854949), (11, 1765436), (22, 882718), (44, 441359)]