19745846

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{2131}}^1$

素因数の和:2287

約数の個数: 16

約数和(自身を含む): 30624048

約数和(自身を除く): 10878202

約数列:

[1, 2, 41, 82, 113, 226, 2131, 4262, 4633, 9266, 87371, 174742, 240803, 481606, 9872923, 19745846]

約数ペア:

[(1, 19745846), (2, 9872923), (41, 481606), (82, 240803), (113, 174742), (226, 87371), (2131, 9266), (4262, 4633)]