18018448

素因数分解:

$2^4\times 7^1\times {\mathrm{160879}}^1$

素因数の和:160894

約数の個数: 20

約数和(自身を含む): 39898240

約数和(自身を除く): 21879792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 160879, 321758, 643516, 1126153, 1287032, 2252306, 2574064, 4504612, 9009224, 18018448]

約数ペア:

[(1, 18018448), (2, 9009224), (4, 4504612), (7, 2574064), (8, 2252306), (14, 1287032), (16, 1126153), (28, 643516), (56, 321758), (112, 160879)]