221657936

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{446891}}^1$

素因数の和:446930

約数の個数: 20

約数和(自身を含む): 443316864

約数和(自身を除く): 221658928

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 446891, 893782, 1787564, 3575128, 7150256, 13853621, 27707242, 55414484, 110828968, 221657936]

約数ペア:

[(1, 221657936), (2, 110828968), (4, 55414484), (8, 27707242), (16, 13853621), (31, 7150256), (62, 3575128), (124, 1787564), (248, 893782), (496, 446891)]