201990512866

素因数分解:

$2^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1\times {\mathrm{654967}}^1$

素因数の和:655809

約数の個数: 16

約数和(自身を含む): 304638716160

約数和(自身を除く): 102648203294

約数列:

[1, 2, 271, 542, 569, 1138, 154199, 308398, 654967, 1309934, 177496057, 354992114, 372676223, 745352446, 100995256433, 201990512866]

約数ペア:

[(1, 201990512866), (2, 100995256433), (271, 745352446), (542, 372676223), (569, 354992114), (1138, 177496057), (154199, 1309934), (308398, 654967)]