223872008

素因数分解:

$2^3\times {\mathrm{1999}}^1\times {\mathrm{13999}}^1$

素因数の和:16004

約数の個数: 16

約数和(自身を含む): 420000000

約数和(自身を除く): 196127992

約数列:

[1, 2, 4, 8, 1999, 3998, 7996, 13999, 15992, 27998, 55996, 111992, 27984001, 55968002, 111936004, 223872008]

約数ペア:

[(1, 223872008), (2, 111936004), (4, 55968002), (8, 27984001), (1999, 111992), (3998, 55996), (7996, 27998), (13999, 15992)]