17998426

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2131}}^1$

素因数の和:2277

約数の個数: 16

約数和(自身を含む): 27937728

約数和(自身を除く): 9939302

約数列:

[1, 2, 41, 82, 103, 206, 2131, 4223, 4262, 8446, 87371, 174742, 219493, 438986, 8999213, 17998426]

約数ペア:

[(1, 17998426), (2, 8999213), (41, 438986), (82, 219493), (103, 174742), (206, 87371), (2131, 8446), (4223, 4262)]