18850881

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16937}}^1$

素因数の和:17000

約数の個数: 16

約数和(自身を含む): 29268864

約数和(自身を除く): 10417983

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 16937, 50811, 118559, 355677, 897661, 2692983, 6283627, 18850881]

約数ペア:

[(1, 18850881), (3, 6283627), (7, 2692983), (21, 897661), (53, 355677), (159, 118559), (371, 50811), (1113, 16937)]