205216816

素因数分解:

$2^4\times 7^1\times {\mathrm{1832293}}^1$

素因数の和:1832308

約数の個数: 20

約数和(自身を含む): 454408912

約数和(自身を除く): 249192096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1832293, 3664586, 7329172, 12826051, 14658344, 25652102, 29316688, 51304204, 102608408, 205216816]

約数ペア:

[(1, 205216816), (2, 102608408), (4, 51304204), (7, 29316688), (8, 25652102), (14, 14658344), (16, 12826051), (28, 7329172), (56, 3664586), (112, 1832293)]