215113616

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{105863}}^1$

素因数の和:105998

約数の個数: 20

約数和(自身を含む): 420068352

約数和(自身を除く): 204954736

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 105863, 211726, 423452, 846904, 1693808, 13444601, 26889202, 53778404, 107556808, 215113616]

約数ペア:

[(1, 215113616), (2, 107556808), (4, 53778404), (8, 26889202), (16, 13444601), (127, 1693808), (254, 846904), (508, 423452), (1016, 211726), (2032, 105863)]