20089767

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 29804544

約数和(自身を除く): 9714777

約数列:

[1, 3, 17, 31, 51, 93, 97, 131, 291, 393, 527, 1581, 1649, 2227, 3007, 4061, 4947, 6681, 9021, 12183, 12707, 38121, 51119, 69037, 153357, 207111, 216019, 393917, 648057, 1181751, 6696589, 20089767]

約数ペア:

[(1, 20089767), (3, 6696589), (17, 1181751), (31, 648057), (51, 393917), (93, 216019), (97, 207111), (131, 153357), (291, 69037), (393, 51119), (527, 38121), (1581, 12707), (1649, 12183), (2227, 9021), (3007, 6681), (4061, 4947)]