39963978

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{20369}}^1$

素因数の和:20486

約数の個数: 24

約数和(自身を含む): 87387300

約数和(自身を除く): 47423322

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 20369, 40738, 61107, 122214, 183321, 366642, 2220221, 4440442, 6660663, 13321326, 19981989, 39963978]

約数ペア:

[(1, 39963978), (2, 19981989), (3, 13321326), (6, 6660663), (9, 4440442), (18, 2220221), (109, 366642), (218, 183321), (327, 122214), (654, 61107), (981, 40738), (1962, 20369)]