20075199

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{719}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 7503681

約数列:

[1, 3, 41, 123, 227, 681, 719, 2157, 9307, 27921, 29479, 88437, 163213, 489639, 6691733, 20075199]

約数ペア:

[(1, 20075199), (3, 6691733), (41, 489639), (123, 163213), (227, 88437), (681, 29479), (719, 27921), (2157, 9307)]