18429886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11279}}^1$

素因数の和:11343

約数の個数: 16

約数和(自身を含む): 29779200

約数和(自身を除く): 11349314

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11279, 22558, 214301, 428602, 484997, 969994, 9214943, 18429886]

約数ペア:

[(1, 18429886), (2, 9214943), (19, 969994), (38, 484997), (43, 428602), (86, 214301), (817, 22558), (1634, 11279)]