19711326

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{30703}}^1$

素因数の和:30815

約数の個数: 16

約数和(自身を含む): 39792384

約数和(自身を除く): 20081058

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 30703, 61406, 92109, 184218, 3285221, 6570442, 9855663, 19711326]

約数ペア:

[(1, 19711326), (2, 9855663), (3, 6570442), (6, 3285221), (107, 184218), (214, 92109), (321, 61406), (642, 30703)]