20349329

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 7955311

約数列:

[1, 7, 11, 13, 29, 77, 91, 143, 203, 319, 377, 701, 1001, 2233, 2639, 4147, 4907, 7711, 9113, 20329, 29029, 53977, 63791, 100243, 142303, 223619, 264277, 701701, 1565333, 1849939, 2907047, 20349329]

約数ペア:

[(1, 20349329), (7, 2907047), (11, 1849939), (13, 1565333), (29, 701701), (77, 264277), (91, 223619), (143, 142303), (203, 100243), (319, 63791), (377, 53977), (701, 29029), (1001, 20329), (2233, 9113), (2639, 7711), (4147, 4907)]