20457905663

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20011}}^1\times {\mathrm{4139}}^1$

素因数の和:24182

約数の個数: 16

約数和(自身を含む): 23197910400

約数和(自身を除く): 2740004737

約数列:

[1, 13, 19, 247, 4139, 20011, 53807, 78641, 260143, 380209, 1022333, 4942717, 82825529, 1076731877, 1573685051, 20457905663]

約数ペア:

[(1, 20457905663), (13, 1573685051), (19, 1076731877), (247, 82825529), (4139, 4942717), (20011, 1022333), (53807, 380209), (78641, 260143)]