20496531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{11719}}^1$

素因数の和:11786

約数の個数: 16

約数和(自身を含む): 30378240

約数和(自身を除く): 9881709

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 11719, 35157, 128909, 386727, 621107, 1863321, 6832177, 20496531]

約数ペア:

[(1, 20496531), (3, 6832177), (11, 1863321), (33, 621107), (53, 386727), (159, 128909), (583, 35157), (1749, 11719)]