20453656

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{5023}}^1$

素因数の和:5538

約数の個数: 16

約数和(自身を含む): 38433600

約数和(自身を除く): 17979944

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 5023, 10046, 20092, 40184, 2556707, 5113414, 10226828, 20453656]

約数ペア:

[(1, 20453656), (2, 10226828), (4, 5113414), (8, 2556707), (509, 40184), (1018, 20092), (2036, 10046), (4072, 5023)]