18965307

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 25816320

約数和(自身を除く): 6851013

約数列:

[1, 3, 71, 213, 269, 331, 807, 993, 19099, 23501, 57297, 70503, 89039, 267117, 6321769, 18965307]

約数ペア:

[(1, 18965307), (3, 6321769), (71, 267117), (213, 89039), (269, 70503), (331, 57297), (807, 23501), (993, 19099)]