20081296319

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{134753}}^1$

素因数の和:135170

約数の個数: 16

約数和(自身を含む): 23393294400

約数和(自身を除く): 3311998081

約数列:

[1, 7, 61, 349, 427, 2443, 21289, 134753, 149023, 943271, 8219933, 47028797, 57539531, 329201579, 2868756617, 20081296319]

約数ペア:

[(1, 20081296319), (7, 2868756617), (61, 329201579), (349, 57539531), (427, 47028797), (2443, 8219933), (21289, 943271), (134753, 149023)]