18951754

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{607}}^1$

素因数の和:909

約数の個数: 16

約数和(自身を含む): 29023488

約数和(自身を除く): 10071734

約数列:

[1, 2, 67, 134, 233, 466, 607, 1214, 15611, 31222, 40669, 81338, 141431, 282862, 9475877, 18951754]

約数ペア:

[(1, 18951754), (2, 9475877), (67, 282862), (134, 141431), (233, 81338), (466, 40669), (607, 31222), (1214, 15611)]