20839546

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1709}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 39070080

約数和(自身を除く): 18230534

約数列:

[1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1709, 1742, 3418, 6097, 11963, 12194, 22217, 23926, 44434, 114503, 155519, 229006, 311038, 801521, 1488539, 1603042, 2977078, 10419773, 20839546]

約数ペア:

[(1, 20839546), (2, 10419773), (7, 2977078), (13, 1603042), (14, 1488539), (26, 801521), (67, 311038), (91, 229006), (134, 155519), (182, 114503), (469, 44434), (871, 23926), (938, 22217), (1709, 12194), (1742, 11963), (3418, 6097)]