20139023555

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{183307}}^1$

素因数の和:183435

約数の個数: 32

約数和(自身を含む): 28648840704

約数和(自身を除く): 8509817149

約数列:

[1, 5, 7, 35, 43, 73, 215, 301, 365, 511, 1505, 2555, 3139, 15695, 21973, 109865, 183307, 916535, 1283149, 6415745, 7882201, 13381411, 39411005, 55175407, 66907055, 93669877, 275877035, 468349385, 575400673, 2877003365, 4027804711, 20139023555]

約数ペア:

[(1, 20139023555), (5, 4027804711), (7, 2877003365), (35, 575400673), (43, 468349385), (73, 275877035), (215, 93669877), (301, 66907055), (365, 55175407), (511, 39411005), (1505, 13381411), (2555, 7882201), (3139, 6415745), (15695, 1283149), (21973, 916535), (109865, 183307)]