201813872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{970259}}^1$

素因数の和:970280

約数の個数: 20

約数和(自身を含む): 421092840

約数和(自身を除く): 219278968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 970259, 1940518, 3881036, 7762072, 12613367, 15524144, 25226734, 50453468, 100906936, 201813872]

約数ペア:

[(1, 201813872), (2, 100906936), (4, 50453468), (8, 25226734), (13, 15524144), (16, 12613367), (26, 7762072), (52, 3881036), (104, 1940518), (208, 970259)]