20649838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{1063}}^1$

素因数の和:1959

約数の個数: 16

約数和(自身を含む): 33860736

約数和(自身を除く): 13210898

約数列:

[1, 2, 11, 22, 883, 1063, 1766, 2126, 9713, 11693, 19426, 23386, 938629, 1877258, 10324919, 20649838]

約数ペア:

[(1, 20649838), (2, 10324919), (11, 1877258), (22, 938629), (883, 23386), (1063, 19426), (1766, 11693), (2126, 9713)]