211031848

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{242009}}^1$

素因数の和:242124

約数の個数: 16

約数和(自身を含む): 399316500

約数和(自身を除く): 188284652

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 242009, 484018, 968036, 1936072, 26378981, 52757962, 105515924, 211031848]

約数ペア:

[(1, 211031848), (2, 105515924), (4, 52757962), (8, 26378981), (109, 1936072), (218, 968036), (436, 484018), (872, 242009)]