20697765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125441}}^1$

素因数の和:125460

約数の個数: 16

約数和(自身を含む): 36127296

約数和(自身を除く): 15429531

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 125441, 376323, 627205, 1379851, 1881615, 4139553, 6899255, 20697765]

約数ペア:

[(1, 20697765), (3, 6899255), (5, 4139553), (11, 1881615), (15, 1379851), (33, 627205), (55, 376323), (165, 125441)]