20180920328

素因数分解:

$2^3\times {\mathrm{1871}}^1\times {\mathrm{1348271}}^1$

素因数の和:1350148

約数の個数: 16

約数和(自身を含む): 37859477760

約数和(自身を除く): 17678557432

約数列:

[1, 2, 4, 8, 1871, 3742, 7484, 14968, 1348271, 2696542, 5393084, 10786168, 2522615041, 5045230082, 10090460164, 20180920328]

約数ペア:

[(1, 20180920328), (2, 10090460164), (4, 5045230082), (8, 2522615041), (1871, 10786168), (3742, 5393084), (7484, 2696542), (14968, 1348271)]