18180419

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 19897920

約数和(自身を除く): 1717501

約数列:

[1, 23, 29, 97, 281, 667, 2231, 2813, 6463, 8149, 27257, 64699, 187427, 626911, 790453, 18180419]

約数ペア:

[(1, 18180419), (23, 790453), (29, 626911), (97, 187427), (281, 64699), (667, 27257), (2231, 8149), (2813, 6463)]