20865449

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1508

約数の個数: 16

約数和(自身を含む): 24059904

約数和(自身を除く): 3194455

約数列:

[1, 11, 31, 43, 341, 473, 1333, 1423, 14663, 15653, 44113, 61189, 485243, 673079, 1896859, 20865449]

約数ペア:

[(1, 20865449), (11, 1896859), (31, 673079), (43, 485243), (341, 61189), (473, 44113), (1333, 15653), (1423, 14663)]