20512089

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{58439}}^1$

素因数の和:58461

約数の個数: 16

約数和(自身を含む): 32726400

約数和(自身を除く): 12214311

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 58439, 175317, 525951, 759707, 1577853, 2279121, 6837363, 20512089]

約数ペア:

[(1, 20512089), (3, 6837363), (9, 2279121), (13, 1577853), (27, 759707), (39, 525951), (117, 175317), (351, 58439)]