19979632

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5501}}^1$

素因数の和:5736

約数の個数: 20

約数和(自身を含む): 38888136

約数和(自身を除く): 18908504

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5501, 11002, 22004, 44008, 88016, 1248727, 2497454, 4994908, 9989816, 19979632]

約数ペア:

[(1, 19979632), (2, 9989816), (4, 4994908), (8, 2497454), (16, 1248727), (227, 88016), (454, 44008), (908, 22004), (1816, 11002), (3632, 5501)]