18337527

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 30707040

約数和(自身を除く): 12369513

約数列:

[1, 3, 9, 13, 19, 39, 57, 73, 113, 117, 171, 219, 247, 339, 657, 741, 949, 1017, 1387, 1469, 2147, 2223, 2847, 4161, 4407, 6441, 8249, 8541, 12483, 13221, 18031, 19323, 24747, 27911, 54093, 74241, 83733, 107237, 156731, 162279, 251199, 321711, 470193, 965133, 1410579, 2037503, 6112509, 18337527]

約数ペア:

[(1, 18337527), (3, 6112509), (9, 2037503), (13, 1410579), (19, 965133), (39, 470193), (57, 321711), (73, 251199), (113, 162279), (117, 156731), (171, 107237), (219, 83733), (247, 74241), (339, 54093), (657, 27911), (741, 24747), (949, 19323), (1017, 18031), (1387, 13221), (1469, 12483), (2147, 8541), (2223, 8249), (2847, 6441), (4161, 4407)]