20407542

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 42311808

約数和(自身を除く): 21904266

約数列:

[1, 2, 3, 6, 43, 83, 86, 129, 166, 249, 258, 498, 953, 1906, 2859, 3569, 5718, 7138, 10707, 21414, 40979, 79099, 81958, 122937, 158198, 237297, 245874, 474594, 3401257, 6802514, 10203771, 20407542]

約数ペア:

[(1, 20407542), (2, 10203771), (3, 6802514), (6, 3401257), (43, 474594), (83, 245874), (86, 237297), (129, 158198), (166, 122937), (249, 81958), (258, 79099), (498, 40979), (953, 21414), (1906, 10707), (2859, 7138), (3569, 5718)]