20466555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{967}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 35126784

約数和(自身を除く): 14660229

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 967, 1245, 1411, 2901, 4233, 4835, 7055, 14505, 16439, 21165, 49317, 80261, 82195, 240783, 246585, 401305, 1203915, 1364437, 4093311, 6822185, 20466555]

約数ペア:

[(1, 20466555), (3, 6822185), (5, 4093311), (15, 1364437), (17, 1203915), (51, 401305), (83, 246585), (85, 240783), (249, 82195), (255, 80261), (415, 49317), (967, 21165), (1245, 16439), (1411, 14505), (2901, 7055), (4233, 4835)]