51080018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{122201}}^1$

素因数の和:122233

約数の個数: 16

約数和(自身を含む): 87985440

約数和(自身を除く): 36905422

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 122201, 244402, 1344211, 2321819, 2688422, 4643638, 25540009, 51080018]

約数ペア:

[(1, 51080018), (2, 25540009), (11, 4643638), (19, 2688422), (22, 2321819), (38, 1344211), (209, 244402), (418, 122201)]