20187923048

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{19870003}}^1$

素因数の和:19870136

約数の個数: 16

約数和(自身を含む): 38150407680

約数和(自身を除く): 17962484632

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 19870003, 39740006, 79480012, 158960024, 2523490381, 5046980762, 10093961524, 20187923048]

約数ペア:

[(1, 20187923048), (2, 10093961524), (4, 5046980762), (8, 2523490381), (127, 158960024), (254, 79480012), (508, 39740006), (1016, 19870003)]