18264258

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 42768000

約数和(自身を除く): 24503742

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 107, 109, 174, 214, 218, 261, 321, 327, 522, 642, 654, 783, 963, 981, 1566, 1926, 1962, 2889, 2943, 3103, 3161, 5778, 5886, 6206, 6322, 9309, 9483, 11663, 18618, 18966, 23326, 27927, 28449, 34989, 55854, 56898, 69978, 83781, 85347, 104967, 167562, 170694, 209934, 314901, 338227, 629802, 676454, 1014681, 2029362, 3044043, 6088086, 9132129, 18264258]

約数ペア:

[(1, 18264258), (2, 9132129), (3, 6088086), (6, 3044043), (9, 2029362), (18, 1014681), (27, 676454), (29, 629802), (54, 338227), (58, 314901), (87, 209934), (107, 170694), (109, 167562), (174, 104967), (214, 85347), (218, 83781), (261, 69978), (321, 56898), (327, 55854), (522, 34989), (642, 28449), (654, 27927), (783, 23326), (963, 18966), (981, 18618), (1566, 11663), (1926, 9483), (1962, 9309), (2889, 6322), (2943, 6206), (3103, 5886), (3161, 5778)]