20673411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 32617728

約数和(自身を除く): 11944317

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 473, 561, 731, 857, 1419, 2193, 2571, 8041, 9427, 14569, 24123, 28281, 36851, 43707, 110553, 160259, 405361, 480777, 626467, 1216083, 1879401, 6891137, 20673411]

約数ペア:

[(1, 20673411), (3, 6891137), (11, 1879401), (17, 1216083), (33, 626467), (43, 480777), (51, 405361), (129, 160259), (187, 110553), (473, 43707), (561, 36851), (731, 28281), (857, 24123), (1419, 14569), (2193, 9427), (2571, 8041)]