20145802061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1\times {\mathrm{3299}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 25501132800

約数和(自身を除く): 5355330739

約数列:

[1, 7, 11, 71, 77, 497, 781, 1117, 3299, 5467, 7819, 12287, 23093, 36289, 79307, 86009, 234229, 254023, 555149, 872377, 1639603, 2576519, 3684983, 6106639, 18035633, 25794881, 40534813, 261633793, 283743691, 1831436551, 2877971723, 20145802061]

約数ペア:

[(1, 20145802061), (7, 2877971723), (11, 1831436551), (71, 283743691), (77, 261633793), (497, 40534813), (781, 25794881), (1117, 18035633), (3299, 6106639), (5467, 3684983), (7819, 2576519), (12287, 1639603), (23093, 872377), (36289, 555149), (79307, 254023), (86009, 234229)]