19040068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{280001}}^1$

素因数の和:280022

約数の個数: 12

約数和(自身を含む): 35280252

約数和(自身を除く): 16240184

約数列:

[1, 2, 4, 17, 34, 68, 280001, 560002, 1120004, 4760017, 9520034, 19040068]

約数ペア:

[(1, 19040068), (2, 9520034), (4, 4760017), (17, 1120004), (34, 560002), (68, 280001)]