20154328184

素因数分解:

$2^3\times {\mathrm{1019}}^1\times {\mathrm{2472317}}^1$

素因数の和:2473342

約数の個数: 16

約数和(自身を含む): 37826465400

約数和(自身を除く): 17672137216

約数列:

[1, 2, 4, 8, 1019, 2038, 4076, 8152, 2472317, 4944634, 9889268, 19778536, 2519291023, 5038582046, 10077164092, 20154328184]

約数ペア:

[(1, 20154328184), (2, 10077164092), (4, 5038582046), (8, 2519291023), (1019, 19778536), (2038, 9889268), (4076, 4944634), (8152, 2472317)]