20087636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4987}}^1$

素因数の和:5063

約数の個数: 24

約数和(自身を含む): 37709280

約数和(自身を除く): 17621644

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 4987, 9974, 19948, 94753, 189506, 264311, 379012, 528622, 1057244, 5021909, 10043818, 20087636]

約数ペア:

[(1, 20087636), (2, 10043818), (4, 5021909), (19, 1057244), (38, 528622), (53, 379012), (76, 264311), (106, 189506), (212, 94753), (1007, 19948), (2014, 9974), (4028, 4987)]