19914142

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:843

約数の個数: 16

約数和(自身を含む): 30475152

約数和(自身を除く): 10561010

約数列:

[1, 2, 67, 134, 353, 421, 706, 842, 23651, 28207, 47302, 56414, 148613, 297226, 9957071, 19914142]

約数ペア:

[(1, 19914142), (2, 9957071), (67, 297226), (134, 148613), (353, 56414), (421, 47302), (706, 28207), (842, 23651)]