20512756515

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20410703}}^1$

素因数の和:20410778

約数の個数: 16

約数和(自身を含む): 33310268928

約数和(自身を除く): 12797512413

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 20410703, 61232109, 102053515, 306160545, 1367517101, 4102551303, 6837585505, 20512756515]

約数ペア:

[(1, 20512756515), (3, 6837585505), (5, 4102551303), (15, 1367517101), (67, 306160545), (201, 102053515), (335, 61232109), (1005, 20410703)]