20313983

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 22226400

約数和(自身を除く): 1912417

約数列:

[1, 19, 41, 89, 293, 779, 1691, 3649, 5567, 12013, 26077, 69331, 228247, 495463, 1069157, 20313983]

約数ペア:

[(1, 20313983), (19, 1069157), (41, 495463), (89, 228247), (293, 69331), (779, 26077), (1691, 12013), (3649, 5567)]