20774816

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38189}}^1$

素因数の和:38216

約数の個数: 24

約数和(自身を含む): 43307460

約数和(自身を除く): 22532644

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38189, 76378, 152756, 305512, 611024, 649213, 1222048, 1298426, 2596852, 5193704, 10387408, 20774816]

約数ペア:

[(1, 20774816), (2, 10387408), (4, 5193704), (8, 2596852), (16, 1298426), (17, 1222048), (32, 649213), (34, 611024), (68, 305512), (136, 152756), (272, 76378), (544, 38189)]