19783216

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14897}}^1$

素因数の和:14988

約数の個数: 20

約数和(自身を含む): 38794392

約数和(自身を除く): 19011176

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14897, 29794, 59588, 119176, 238352, 1236451, 2472902, 4945804, 9891608, 19783216]

約数ペア:

[(1, 19783216), (2, 9891608), (4, 4945804), (8, 2472902), (16, 1236451), (83, 238352), (166, 119176), (332, 59588), (664, 29794), (1328, 14897)]