20177085908

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16758377}}^1$

素因数の和:16758431

約数の個数: 24

約数和(自身を含む): 41292643392

約数和(自身を除く): 21115557484

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16758377, 33516754, 67033508, 117308639, 234617278, 469234556, 720610211, 1441220422, 2882440844, 5044271477, 10088542954, 20177085908]

約数ペア:

[(1, 20177085908), (2, 10088542954), (4, 5044271477), (7, 2882440844), (14, 1441220422), (28, 720610211), (43, 469234556), (86, 234617278), (172, 117308639), (301, 67033508), (602, 33516754), (1204, 16758377)]