2782018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:609

約数の個数: 16

約数和(自身を含む): 4428000

約数和(自身を除く): 1645982

約数列:

[1, 2, 19, 38, 179, 358, 409, 818, 3401, 6802, 7771, 15542, 73211, 146422, 1391009, 2782018]

約数ペア:

[(1, 2782018), (2, 1391009), (19, 146422), (38, 73211), (179, 15542), (358, 7771), (409, 6802), (818, 3401)]