19489412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{286609}}^1$

素因数の和:286630

約数の個数: 12

約数和(自身を含む): 36112860

約数和(自身を除く): 16623448

約数列:

[1, 2, 4, 17, 34, 68, 286609, 573218, 1146436, 4872353, 9744706, 19489412]

約数ペア:

[(1, 19489412), (2, 9744706), (4, 4872353), (17, 1146436), (34, 573218), (68, 286609)]