2018149587

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{88667}}^1$

素因数の和:88960

約数の個数: 20

約数和(自身を含む): 3025529496

約数和(自身を除く): 1007379909

約数列:

[1, 3, 9, 27, 81, 281, 843, 2529, 7587, 22761, 88667, 266001, 798003, 2394009, 7182027, 24915427, 74746281, 224238843, 672716529, 2018149587]

約数ペア:

[(1, 2018149587), (3, 672716529), (9, 224238843), (27, 74746281), (81, 24915427), (281, 7182027), (843, 2394009), (2529, 798003), (7587, 266001), (22761, 88667)]