20146311

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 30291456

約数和(自身を除く): 10145145

約数列:

[1, 3, 9, 31, 93, 163, 279, 443, 489, 1329, 1467, 3987, 5053, 13733, 15159, 41199, 45477, 72209, 123597, 216627, 649881, 2238479, 6715437, 20146311]

約数ペア:

[(1, 20146311), (3, 6715437), (9, 2238479), (31, 649881), (93, 216627), (163, 123597), (279, 72209), (443, 45477), (489, 41199), (1329, 15159), (1467, 13733), (3987, 5053)]