20970774

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{105913}}^1$

素因数の和:105932

約数の個数: 24

約数和(自身を含む): 49567752

約数和(自身を除く): 28596978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 105913, 211826, 317739, 635478, 953217, 1165043, 1906434, 2330086, 3495129, 6990258, 10485387, 20970774]

約数ペア:

[(1, 20970774), (2, 10485387), (3, 6990258), (6, 3495129), (9, 2330086), (11, 1906434), (18, 1165043), (22, 953217), (33, 635478), (66, 317739), (99, 211826), (198, 105913)]