20685951

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16073}}^1$

素因数の和:16103

約数の個数: 24

約数和(自身を含む): 35105616

約数和(自身を除く): 14419665

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16073, 48219, 144657, 176803, 208949, 530409, 626847, 1591227, 1880541, 2298439, 6895317, 20685951]

約数ペア:

[(1, 20685951), (3, 6895317), (9, 2298439), (11, 1880541), (13, 1591227), (33, 626847), (39, 530409), (99, 208949), (117, 176803), (143, 144657), (429, 48219), (1287, 16073)]