19943800019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9419}}^1$

素因数の和:9540

約数の個数: 48

約数和(自身を含む): 25320055680

約数和(自身を除く): 5376255661

約数列:

[1, 11, 13, 17, 67, 143, 169, 187, 221, 737, 871, 1139, 1859, 2431, 2873, 9419, 9581, 11323, 12529, 14807, 31603, 103609, 122447, 124553, 160123, 162877, 192491, 631073, 1346917, 1591811, 1761353, 2081599, 2117401, 6941803, 8203949, 10728241, 17509921, 22897589, 27060787, 90243439, 106651337, 118010651, 139467133, 297668657, 1173164707, 1534138463, 1813072729, 19943800019]

約数ペア:

[(1, 19943800019), (11, 1813072729), (13, 1534138463), (17, 1173164707), (67, 297668657), (143, 139467133), (169, 118010651), (187, 106651337), (221, 90243439), (737, 27060787), (871, 22897589), (1139, 17509921), (1859, 10728241), (2431, 8203949), (2873, 6941803), (9419, 2117401), (9581, 2081599), (11323, 1761353), (12529, 1591811), (14807, 1346917), (31603, 631073), (103609, 192491), (122447, 162877), (124553, 160123)]