19580157

素因数分解:

$3^3\times {\mathrm{443}}^1\times {\mathrm{1637}}^1$

素因数の和:2089

約数の個数: 16

約数和(自身を含む): 29090880

約数和(自身を除く): 9510723

約数列:

[1, 3, 9, 27, 443, 1329, 1637, 3987, 4911, 11961, 14733, 44199, 725191, 2175573, 6526719, 19580157]

約数ペア:

[(1, 19580157), (3, 6526719), (9, 2175573), (27, 725191), (443, 44199), (1329, 14733), (1637, 11961), (3987, 4911)]