20784216

素因数分解:

$2^3\times 3^1\times {\mathrm{866009}}^1$

素因数の和:866018

約数の個数: 16

約数和(自身を含む): 51960600

約数和(自身を除く): 31176384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 866009, 1732018, 2598027, 3464036, 5196054, 6928072, 10392108, 20784216]

約数ペア:

[(1, 20784216), (2, 10392108), (3, 6928072), (4, 5196054), (6, 3464036), (8, 2598027), (12, 1732018), (24, 866009)]