18894080288

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{13731163}}^1$

素因数の和:13731216

約数の個数: 24

約数和(自身を含む): 38062786608

約数和(自身を除く): 19168706320

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 13731163, 27462326, 54924652, 109849304, 219698608, 439397216, 590440009, 1180880018, 2361760036, 4723520072, 9447040144, 18894080288]

約数ペア:

[(1, 18894080288), (2, 9447040144), (4, 4723520072), (8, 2361760036), (16, 1180880018), (32, 590440009), (43, 439397216), (86, 219698608), (172, 109849304), (344, 54924652), (688, 27462326), (1376, 13731163)]