20216057813

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{129281}}^1$

素因数の和:129628

約数の個数: 16

約数和(自身を含む): 23456926080

約数和(自身を除く): 3240868267

約数列:

[1, 7, 89, 251, 623, 1757, 22339, 129281, 156373, 904967, 11506009, 32449531, 80542063, 227146717, 2888008259, 20216057813]

約数ペア:

[(1, 20216057813), (7, 2888008259), (89, 227146717), (251, 80542063), (623, 32449531), (1757, 11506009), (22339, 904967), (129281, 156373)]