20798412866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1103}}^1\times {\mathrm{122443}}^1$

素因数の和:123566

約数の個数: 32

約数和(自身を含む): 38931314688

約数和(自身を除く): 18132901822

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1103, 2206, 7721, 12133, 15442, 24266, 84931, 122443, 169862, 244886, 857101, 1346873, 1714202, 2693746, 9428111, 18856222, 135054629, 270109258, 945382403, 1485600919, 1890764806, 2971201838, 10399206433, 20798412866]

約数ペア:

[(1, 20798412866), (2, 10399206433), (7, 2971201838), (11, 1890764806), (14, 1485600919), (22, 945382403), (77, 270109258), (154, 135054629), (1103, 18856222), (2206, 9428111), (7721, 2693746), (12133, 1714202), (15442, 1346873), (24266, 857101), (84931, 244886), (122443, 169862)]