20353219

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 21718368

約数和(自身を除く): 1365149

約数列:

[1, 37, 53, 97, 107, 1961, 3589, 3959, 5141, 5671, 10379, 190217, 209827, 384023, 550087, 20353219]

約数ペア:

[(1, 20353219), (37, 550087), (53, 384023), (97, 209827), (107, 190217), (1961, 10379), (3589, 5671), (3959, 5141)]