28031564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20551}}^1$

素因数の和:20597

約数の個数: 24

約数和(自身を含む): 55243776

約数和(自身を除く): 27212212

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 20551, 41102, 82204, 226061, 452122, 637081, 904244, 1274162, 2548324, 7007891, 14015782, 28031564]

約数ペア:

[(1, 28031564), (2, 14015782), (4, 7007891), (11, 2548324), (22, 1274162), (31, 904244), (44, 637081), (62, 452122), (124, 226061), (341, 82204), (682, 41102), (1364, 20551)]