20116839

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6659}}^1$

素因数の和:6734

約数の個数: 16

約数和(自身を含む): 28771200

約数和(自身を除く): 8654361

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 6659, 19977, 126521, 352927, 379563, 1058781, 6705613, 20116839]

約数ペア:

[(1, 20116839), (3, 6705613), (19, 1058781), (53, 379563), (57, 352927), (159, 126521), (1007, 19977), (3021, 6659)]