199713616

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{15391}}^1$

素因数の和:16210

約数の個数: 20

約数和(自身を含む): 387447424

約数和(自身を除く): 187733808

約数列:

[1, 2, 4, 8, 16, 811, 1622, 3244, 6488, 12976, 15391, 30782, 61564, 123128, 246256, 12482101, 24964202, 49928404, 99856808, 199713616]

約数ペア:

[(1, 199713616), (2, 99856808), (4, 49928404), (8, 24964202), (16, 12482101), (811, 246256), (1622, 123128), (3244, 61564), (6488, 30782), (12976, 15391)]