20145803489

素因数分解:

$7^1\times {\mathrm{229}}^1\times {\mathrm{2503}}^1\times {\mathrm{5021}}^1$

素因数の和:7760

約数の個数: 16

約数和(自身を含む): 23138161920

約数和(自身を除く): 2992358431

約数列:

[1, 7, 229, 1603, 2503, 5021, 17521, 35147, 573187, 1149809, 4012309, 8048663, 12567563, 87972941, 2877971927, 20145803489]

約数ペア:

[(1, 20145803489), (7, 2877971927), (229, 87972941), (1603, 12567563), (2503, 8048663), (5021, 4012309), (17521, 1149809), (35147, 573187)]