20643238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134047}}^1$

素因数の和:134067

約数の個数: 16

約数和(自身を含む): 38605824

約数和(自身を除く): 17962586

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 134047, 268094, 938329, 1474517, 1876658, 2949034, 10321619, 20643238]

約数ペア:

[(1, 20643238), (2, 10321619), (7, 2949034), (11, 1876658), (14, 1474517), (22, 938329), (77, 268094), (154, 134047)]