15391872016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{22371907}}^1$

素因数の和:22371958

約数の個数: 20

約数和(自身を含む): 30515282512

約数和(自身を除く): 15123410496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 22371907, 44743814, 89487628, 178975256, 357950512, 961992001, 1923984002, 3847968004, 7695936008, 15391872016]

約数ペア:

[(1, 15391872016), (2, 7695936008), (4, 3847968004), (8, 1923984002), (16, 961992001), (43, 357950512), (86, 178975256), (172, 89487628), (344, 44743814), (688, 22371907)]