20432866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1069}}^1$

素因数の和:1593

約数の個数: 16

約数和(自身を含む): 32356800

約数和(自身を除く): 11923934

約数列:

[1, 2, 19, 38, 503, 1006, 1069, 2138, 9557, 19114, 20311, 40622, 537707, 1075414, 10216433, 20432866]

約数ペア:

[(1, 20432866), (2, 10216433), (19, 1075414), (38, 537707), (503, 40622), (1006, 20311), (1069, 19114), (2138, 9557)]