15551488016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{22603907}}^1$

素因数の和:22603958

約数の個数: 20

約数和(自身を含む): 30831730512

約数和(自身を除く): 15280242496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 22603907, 45207814, 90415628, 180831256, 361662512, 971968001, 1943936002, 3887872004, 7775744008, 15551488016]

約数ペア:

[(1, 15551488016), (2, 7775744008), (4, 3887872004), (8, 1943936002), (16, 971968001), (43, 361662512), (86, 180831256), (172, 90415628), (344, 45207814), (688, 22603907)]