20184493077

素因数分解:

$3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1009}}^1\times {\mathrm{1021}}^1$

素因数の和:2354

約数の個数: 48

約数和(自身を含む): 33493474560

約数和(自身を除く): 13308981483

約数列:

[1, 3, 7, 9, 21, 63, 311, 933, 1009, 1021, 2177, 2799, 3027, 3063, 6531, 7063, 7147, 9081, 9189, 19593, 21189, 21441, 63567, 64323, 313799, 317531, 941397, 952593, 1030189, 2196593, 2222717, 2824191, 2857779, 3090567, 6589779, 6668151, 7211323, 9271701, 19769337, 20004453, 21633969, 64901907, 320388779, 961166337, 2242721453, 2883499011, 6728164359, 20184493077]

約数ペア:

[(1, 20184493077), (3, 6728164359), (7, 2883499011), (9, 2242721453), (21, 961166337), (63, 320388779), (311, 64901907), (933, 21633969), (1009, 20004453), (1021, 19769337), (2177, 9271701), (2799, 7211323), (3027, 6668151), (3063, 6589779), (6531, 3090567), (7063, 2857779), (7147, 2824191), (9081, 2222717), (9189, 2196593), (19593, 1030189), (21189, 952593), (21441, 941397), (63567, 317531), (64323, 313799)]