20428854

素因数分解:

$2^1\times 3^1\times {\mathrm{1153}}^1\times {\mathrm{2953}}^1$

素因数の和:4111

約数の個数: 16

約数和(自身を含む): 40906992

約数和(自身を除く): 20478138

約数列:

[1, 2, 3, 6, 1153, 2306, 2953, 3459, 5906, 6918, 8859, 17718, 3404809, 6809618, 10214427, 20428854]

約数ペア:

[(1, 20428854), (2, 10214427), (3, 6809618), (6, 3404809), (1153, 17718), (2306, 8859), (2953, 6918), (3459, 5906)]