19260889

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 21358080

約数和(自身を除く): 2097191

約数列:

[1, 19, 31, 53, 589, 617, 1007, 1643, 11723, 19127, 31217, 32701, 363413, 621319, 1013731, 19260889]

約数ペア:

[(1, 19260889), (19, 1013731), (31, 621319), (53, 363413), (589, 32701), (617, 31217), (1007, 19127), (1643, 11723)]