20583556

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15641}}^1$

素因数の和:15699

約数の個数: 24

約数和(自身を含む): 42045696

約数和(自身を除く): 21462140

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 15641, 31282, 62564, 109487, 218974, 437948, 735127, 1470254, 2940508, 5145889, 10291778, 20583556]

約数ペア:

[(1, 20583556), (2, 10291778), (4, 5145889), (7, 2940508), (14, 1470254), (28, 735127), (47, 437948), (94, 218974), (188, 109487), (329, 62564), (658, 31282), (1316, 15641)]