20319474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25463}}^1$

素因数の和:25494

約数の個数: 32

約数和(自身を含む): 48890880

約数和(自身を除く): 28571406

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25463, 50926, 76389, 152778, 178241, 356482, 483797, 534723, 967594, 1069446, 1451391, 2902782, 3386579, 6773158, 10159737, 20319474]

約数ペア:

[(1, 20319474), (2, 10159737), (3, 6773158), (6, 3386579), (7, 2902782), (14, 1451391), (19, 1069446), (21, 967594), (38, 534723), (42, 483797), (57, 356482), (114, 178241), (133, 152778), (266, 76389), (399, 50926), (798, 25463)]