18789020866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1370861}}^1$

素因数の和:1370970

約数の個数: 32

約数和(自身を含む): 35532743040

約数和(自身を除く): 16743722174

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 623, 979, 1246, 1958, 6853, 13706, 1370861, 2741722, 9596027, 15079471, 19192054, 30158942, 105556297, 122006629, 211112594, 244013258, 854046403, 1342072919, 1708092806, 2684145838, 9394510433, 18789020866]

約数ペア:

[(1, 18789020866), (2, 9394510433), (7, 2684145838), (11, 1708092806), (14, 1342072919), (22, 854046403), (77, 244013258), (89, 211112594), (154, 122006629), (178, 105556297), (623, 30158942), (979, 19192054), (1246, 15079471), (1958, 9596027), (6853, 2741722), (13706, 1370861)]