20090871563

素因数分解:

$7^2\times {\mathrm{251}}^1\times {\mathrm{1231}}^1\times {\mathrm{1327}}^1$

素因数の和:2823

約数の個数: 24

約数和(自身を含む): 23500882944

約数和(自身を除く): 3410011381

約数列:

[1, 7, 49, 251, 1231, 1327, 1757, 8617, 9289, 12299, 60319, 65023, 308981, 333077, 1633537, 2162867, 2331539, 11434759, 15140069, 16320773, 80043313, 410017787, 2870124509, 20090871563]

約数ペア:

[(1, 20090871563), (7, 2870124509), (49, 410017787), (251, 80043313), (1231, 16320773), (1327, 15140069), (1757, 11434759), (8617, 2331539), (9289, 2162867), (12299, 1633537), (60319, 333077), (65023, 308981)]