2087204511

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5231089}}^1$

素因数の和:5231118

約数の個数: 16

約数和(自身を含む): 3347897600

約数和(自身を除く): 1260693089

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5231089, 15693267, 36617623, 99390691, 109852869, 298172073, 695734837, 2087204511]

約数ペア:

[(1, 2087204511), (3, 695734837), (7, 298172073), (19, 109852869), (21, 99390691), (57, 36617623), (133, 15693267), (399, 5231089)]