19161008072

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{9106943}}^1$

素因数の和:9107212

約数の個数: 16

約数和(自身を含む): 36063498240

約数和(自身を除く): 16902490168

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 9106943, 18213886, 36427772, 72855544, 2395126009, 4790252018, 9580504036, 19161008072]

約数ペア:

[(1, 19161008072), (2, 9580504036), (4, 4790252018), (8, 2395126009), (263, 72855544), (526, 36427772), (1052, 18213886), (2104, 9106943)]