20162888538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258498571}}^1$

素因数の和:258498589

約数の個数: 16

約数和(自身を含む): 43427760096

約数和(自身を除く): 23264871558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258498571, 516997142, 775495713, 1550991426, 3360481423, 6720962846, 10081444269, 20162888538]

約数ペア:

[(1, 20162888538), (2, 10081444269), (3, 6720962846), (6, 3360481423), (13, 1550991426), (26, 775495713), (39, 516997142), (78, 258498571)]