2146456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20639}}^1$

素因数の和:20658

約数の個数: 16

約数和(自身を含む): 4334400

約数和(自身を除く): 2187944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20639, 41278, 82556, 165112, 268307, 536614, 1073228, 2146456]

約数ペア:

[(1, 2146456), (2, 1073228), (4, 536614), (8, 268307), (13, 165112), (26, 82556), (52, 41278), (104, 20639)]