20563688

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{24023}}^1$

素因数の和:24136

約数の個数: 16

約数和(自身を含む): 38918880

約数和(自身を除く): 18355192

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 24023, 48046, 96092, 192184, 2570461, 5140922, 10281844, 20563688]

約数ペア:

[(1, 20563688), (2, 10281844), (4, 5140922), (8, 2570461), (107, 192184), (214, 96092), (428, 48046), (856, 24023)]