1640493414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13019789}}^1$

素因数の和:13019804

約数の個数: 24

約数和(自身を含む): 4062174480

約数和(自身を除く): 2421681066

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 13019789, 26039578, 39059367, 78118734, 91138523, 117178101, 182277046, 234356202, 273415569, 546831138, 820246707, 1640493414]

約数ペア:

[(1, 1640493414), (2, 820246707), (3, 546831138), (6, 273415569), (7, 234356202), (9, 182277046), (14, 117178101), (18, 91138523), (21, 78118734), (42, 39059367), (63, 26039578), (126, 13019789)]