18313780238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{128983}}^1$

素因数の和:129168

約数の個数: 32

約数和(自身を含む): 30510391296

約数和(自身を除く): 12196611058

約数列:

[1, 2, 13, 26, 43, 86, 127, 254, 559, 1118, 1651, 3302, 5461, 10922, 70993, 128983, 141986, 257966, 1676779, 3353558, 5546269, 11092538, 16380841, 32761682, 72101497, 144202994, 212950933, 425901866, 704376163, 1408752326, 9156890119, 18313780238]

約数ペア:

[(1, 18313780238), (2, 9156890119), (13, 1408752326), (26, 704376163), (43, 425901866), (86, 212950933), (127, 144202994), (254, 72101497), (559, 32761682), (1118, 16380841), (1651, 11092538), (3302, 5546269), (5461, 3353558), (10922, 1676779), (70993, 257966), (128983, 141986)]