19189374338

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{605993}}^1$

素因数の和:606289

約数の個数: 16

約数和(自身を含む): 29320413696

約数和(自身を除く): 10131039358

約数列:

[1, 2, 71, 142, 223, 446, 15833, 31666, 605993, 1211986, 43025503, 86051006, 135136439, 270272878, 9594687169, 19189374338]

約数ペア:

[(1, 19189374338), (2, 9594687169), (71, 270272878), (142, 135136439), (223, 86051006), (446, 43025503), (15833, 1211986), (31666, 605993)]