19204424

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{141209}}^1$

素因数の和:141232

約数の個数: 16

約数和(自身を含む): 38126700

約数和(自身を除く): 18922276

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 141209, 282418, 564836, 1129672, 2400553, 4801106, 9602212, 19204424]

約数ペア:

[(1, 19204424), (2, 9602212), (4, 4801106), (8, 2400553), (17, 1129672), (34, 564836), (68, 282418), (136, 141209)]