20027709

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57059}}^1$

素因数の和:57081

約数の個数: 16

約数和(自身を含む): 31953600

約数和(自身を除く): 11925891

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57059, 171177, 513531, 741767, 1540593, 2225301, 6675903, 20027709]

約数ペア:

[(1, 20027709), (3, 6675903), (9, 2225301), (13, 1540593), (27, 741767), (39, 513531), (117, 171177), (351, 57059)]