18541816

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{21661}}^1$

素因数の和:21774

約数の個数: 16

約数和(自身を含む): 35092440

約数和(自身を除く): 16550624

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 21661, 43322, 86644, 173288, 2317727, 4635454, 9270908, 18541816]

約数ペア:

[(1, 18541816), (2, 9270908), (4, 4635454), (8, 2317727), (107, 173288), (214, 86644), (428, 43322), (856, 21661)]