20163947288

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{499}}^1\times {\mathrm{69193}}^1$

素因数の和:69771

約数の個数: 32

約数和(自身を含む): 38402670000

約数和(自身を除く): 18238722712

約数列:

[1, 2, 4, 8, 73, 146, 292, 499, 584, 998, 1996, 3992, 36427, 69193, 72854, 138386, 145708, 276772, 291416, 553544, 5051089, 10102178, 20204356, 34527307, 40408712, 69054614, 138109228, 276218456, 2520493411, 5040986822, 10081973644, 20163947288]

約数ペア:

[(1, 20163947288), (2, 10081973644), (4, 5040986822), (8, 2520493411), (73, 276218456), (146, 138109228), (292, 69054614), (499, 40408712), (584, 34527307), (998, 20204356), (1996, 10102178), (3992, 5051089), (36427, 553544), (69193, 291416), (72854, 276772), (138386, 145708)]