18950501799

素因数分解:

$3^3\times {\mathrm{821}}^1\times {\mathrm{854897}}^1$

素因数の和:855727

約数の個数: 16

約数和(自身を含む): 28109046240

約数和(自身を除く): 9158544441

約数列:

[1, 3, 9, 27, 821, 2463, 7389, 22167, 854897, 2564691, 7694073, 23082219, 701870437, 2105611311, 6316833933, 18950501799]

約数ペア:

[(1, 18950501799), (3, 6316833933), (9, 2105611311), (27, 701870437), (821, 23082219), (2463, 7694073), (7389, 2564691), (22167, 854897)]