20688216

素因数分解:

$2^3\times 3^1\times {\mathrm{862009}}^1$

素因数の和:862018

約数の個数: 16

約数和(自身を含む): 51720600

約数和(自身を除く): 31032384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 862009, 1724018, 2586027, 3448036, 5172054, 6896072, 10344108, 20688216]

約数ペア:

[(1, 20688216), (2, 10344108), (3, 6896072), (4, 5172054), (6, 3448036), (8, 2586027), (12, 1724018), (24, 862009)]