18670728

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{10957}}^1$

素因数の和:11037

約数の個数: 32

約数和(自身を含む): 47338560

約数和(自身を除く): 28667832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 10957, 21914, 32871, 43828, 65742, 87656, 131484, 262968, 777947, 1555894, 2333841, 3111788, 4667682, 6223576, 9335364, 18670728]

約数ペア:

[(1, 18670728), (2, 9335364), (3, 6223576), (4, 4667682), (6, 3111788), (8, 2333841), (12, 1555894), (24, 777947), (71, 262968), (142, 131484), (213, 87656), (284, 65742), (426, 43828), (568, 32871), (852, 21914), (1704, 10957)]