20194231216

素因数分解:

$2^4\times {\mathrm{631}}^1\times {\mathrm{2000221}}^1$

素因数の和:2000860

約数の個数: 20

約数和(自身を含む): 39188349424

約数和(自身を除く): 18994118208

約数列:

[1, 2, 4, 8, 16, 631, 1262, 2524, 5048, 10096, 2000221, 4000442, 8000884, 16001768, 32003536, 1262139451, 2524278902, 5048557804, 10097115608, 20194231216]

約数ペア:

[(1, 20194231216), (2, 10097115608), (4, 5048557804), (8, 2524278902), (16, 1262139451), (631, 32003536), (1262, 16001768), (2524, 8000884), (5048, 4000442), (10096, 2000221)]