209744802

素因数分解:

$2^1\times 3^4\times {\mathrm{1294721}}^1$

素因数の和:1294735

約数の個数: 20

約数和(自身を含む): 469984086

約数和(自身を除く): 260239284

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1294721, 2589442, 3884163, 7768326, 11652489, 23304978, 34957467, 69914934, 104872401, 209744802]

約数ペア:

[(1, 209744802), (2, 104872401), (3, 69914934), (6, 34957467), (9, 23304978), (18, 11652489), (27, 7768326), (54, 3884163), (81, 2589442), (162, 1294721)]