16320829

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 20400320

約数和(自身を除く): 4079491

約数列:

[1, 7, 19, 41, 73, 133, 287, 511, 779, 1387, 1681, 2993, 5453, 9709, 11767, 20951, 31939, 56867, 122713, 223573, 398069, 858991, 2331547, 16320829]

約数ペア:

[(1, 16320829), (7, 2331547), (19, 858991), (41, 398069), (73, 223573), (133, 122713), (287, 56867), (511, 31939), (779, 20951), (1387, 11767), (1681, 9709), (2993, 5453)]