131109488

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{8219}}^1$

素因数の和:9224

約数の個数: 20

約数和(自身を含む): 254310360

約数和(自身を除く): 123200872

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 8219, 15952, 16438, 32876, 65752, 131504, 8194343, 16388686, 32777372, 65554744, 131109488]

約数ペア:

[(1, 131109488), (2, 65554744), (4, 32777372), (8, 16388686), (16, 8194343), (997, 131504), (1994, 65752), (3988, 32876), (7976, 16438), (8219, 15952)]