20512163384

素因数分解:

$2^3\times {\mathrm{487}}^1\times {\mathrm{5264929}}^1$

素因数の和:5265422

約数の個数: 16

約数和(自身を含む): 38539287600

約数和(自身を除く): 18027124216

約数列:

[1, 2, 4, 8, 487, 974, 1948, 3896, 5264929, 10529858, 21059716, 42119432, 2564020423, 5128040846, 10256081692, 20512163384]

約数ペア:

[(1, 20512163384), (2, 10256081692), (4, 5128040846), (8, 2564020423), (487, 42119432), (974, 21059716), (1948, 10529858), (3896, 5264929)]