2019223365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{72647}}^1$

素因数の和:72781

約数の個数: 32

約数和(自身を含む): 3452232960

約数和(自身を除く): 1433009595

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 1635, 1853, 5559, 9265, 27795, 72647, 217941, 363235, 1089705, 1234999, 3704997, 6174995, 7918523, 18524985, 23755569, 39592615, 118777845, 134614891, 403844673, 673074455, 2019223365]

約数ペア:

[(1, 2019223365), (3, 673074455), (5, 403844673), (15, 134614891), (17, 118777845), (51, 39592615), (85, 23755569), (109, 18524985), (255, 7918523), (327, 6174995), (545, 3704997), (1635, 1234999), (1853, 1089705), (5559, 363235), (9265, 217941), (27795, 72647)]