19995348514148

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15401}}^1\times {\mathrm{2016017}}^1$

素因数の和:2031452

約数の個数: 48

約数和(自身を含む): 41732153213184

約数和(自身を除く): 21736804699036

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 15401, 30802, 61604, 107807, 215614, 354223, 431228, 708446, 1416892, 2016017, 2479561, 4032034, 4959122, 8064068, 9918244, 14112119, 28224238, 46368391, 56448476, 92736782, 185473564, 324578737, 649157474, 1298314948, 31048677817, 62097355634, 124194711268, 217340744719, 434681489438, 714119589791, 869362978876, 1428239179582, 2856478359164, 4998837128537, 9997674257074, 19995348514148]

約数ペア:

[(1, 19995348514148), (2, 9997674257074), (4, 4998837128537), (7, 2856478359164), (14, 1428239179582), (23, 869362978876), (28, 714119589791), (46, 434681489438), (92, 217340744719), (161, 124194711268), (322, 62097355634), (644, 31048677817), (15401, 1298314948), (30802, 649157474), (61604, 324578737), (107807, 185473564), (215614, 92736782), (354223, 56448476), (431228, 46368391), (708446, 28224238), (1416892, 14112119), (2016017, 9918244), (2479561, 8064068), (4032034, 4959122)]