2051201718

素因数分解:

$2^1\times 3^4\times {\mathrm{12661739}}^1$

素因数の和:12661753

約数の個数: 20

約数和(自身を含む): 4596211620

約数和(自身を除く): 2545009902

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 12661739, 25323478, 37985217, 75970434, 113955651, 227911302, 341866953, 683733906, 1025600859, 2051201718]

約数ペア:

[(1, 2051201718), (2, 1025600859), (3, 683733906), (6, 341866953), (9, 227911302), (18, 113955651), (27, 75970434), (54, 37985217), (81, 25323478), (162, 12661739)]