20554071

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{863}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 29113344

約数和(自身を除く): 8559273

約数列:

[1, 3, 17, 51, 467, 863, 1401, 2589, 7939, 14671, 23817, 44013, 403021, 1209063, 6851357, 20554071]

約数ペア:

[(1, 20554071), (3, 6851357), (17, 1209063), (51, 403021), (467, 44013), (863, 23817), (1401, 14671), (2589, 7939)]