20542214

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133391}}^1$

素因数の和:133411

約数の個数: 16

約数和(自身を含む): 38416896

約数和(自身を除く): 17874682

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 133391, 266782, 933737, 1467301, 1867474, 2934602, 10271107, 20542214]

約数ペア:

[(1, 20542214), (2, 10271107), (7, 2934602), (11, 1867474), (14, 1467301), (22, 933737), (77, 266782), (154, 133391)]