201916831432

素因数分解:

$2^3\times {\mathrm{647}}^1\times {\mathrm{2153}}^1\times {\mathrm{18119}}^1$

素因数の和:20925

約数の個数: 32

約数和(自身を含む): 379376265600

約数和(自身を除く): 177459434168

約数列:

[1, 2, 4, 8, 647, 1294, 2153, 2588, 4306, 5176, 8612, 17224, 18119, 36238, 72476, 144952, 1392991, 2785982, 5571964, 11143928, 11722993, 23445986, 39010207, 46891972, 78020414, 93783944, 156040828, 312081656, 25239603929, 50479207858, 100958415716, 201916831432]

約数ペア:

[(1, 201916831432), (2, 100958415716), (4, 50479207858), (8, 25239603929), (647, 312081656), (1294, 156040828), (2153, 93783944), (2588, 78020414), (4306, 46891972), (5176, 39010207), (8612, 23445986), (17224, 11722993), (18119, 11143928), (36238, 5571964), (72476, 2785982), (144952, 1392991)]