18885419

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1051}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 23026176

約数和(自身を除く): 4140757

約数列:

[1, 7, 17, 119, 151, 1051, 1057, 2567, 7357, 17867, 17969, 125069, 158701, 1110907, 2697917, 18885419]

約数ペア:

[(1, 18885419), (7, 2697917), (17, 1110907), (119, 158701), (151, 125069), (1051, 17969), (1057, 17867), (2567, 7357)]