19779378

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{30809}}^1$

素因数の和:30921

約数の個数: 16

約数和(自身を含む): 39929760

約数和(自身を除く): 20150382

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 30809, 61618, 92427, 184854, 3296563, 6593126, 9889689, 19779378]

約数ペア:

[(1, 19779378), (2, 9889689), (3, 6593126), (6, 3296563), (107, 184854), (214, 92427), (321, 61618), (642, 30809)]