20180887938

素因数分解:

$2^1\times 3^3\times {\mathrm{1321}}^1\times {\mathrm{282907}}^1$

素因数の和:284239

約数の個数: 32

約数和(自身を含む): 44880525120

約数和(自身を除く): 24699637182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1321, 2642, 3963, 7926, 11889, 23778, 35667, 71334, 282907, 565814, 848721, 1697442, 2546163, 5092326, 7638489, 15276978, 373720147, 747440294, 1121160441, 2242320882, 3363481323, 6726962646, 10090443969, 20180887938]

約数ペア:

[(1, 20180887938), (2, 10090443969), (3, 6726962646), (6, 3363481323), (9, 2242320882), (18, 1121160441), (27, 747440294), (54, 373720147), (1321, 15276978), (2642, 7638489), (3963, 5092326), (7926, 2546163), (11889, 1697442), (23778, 848721), (35667, 565814), (71334, 282907)]