200490422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{20759}}^1$

素因数の和:21211

約数の個数: 16

約数和(自身を含む): 328838400

約数和(自身を除く): 128347978

約数列:

[1, 2, 11, 22, 439, 878, 4829, 9658, 20759, 41518, 228349, 456698, 9113201, 18226402, 100245211, 200490422]

約数ペア:

[(1, 200490422), (2, 100245211), (11, 18226402), (22, 9113201), (439, 456698), (878, 228349), (4829, 41518), (9658, 20759)]