19005003

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{1721}}^1$

素因数の和:2139

約数の個数: 16

約数和(自身を含む): 28240800

約数和(自身を除く): 9235797

約数列:

[1, 3, 9, 27, 409, 1227, 1721, 3681, 5163, 11043, 15489, 46467, 703889, 2111667, 6335001, 19005003]

約数ペア:

[(1, 19005003), (3, 6335001), (9, 2111667), (27, 703889), (409, 46467), (1227, 15489), (1721, 11043), (3681, 5163)]