19768378

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13709}}^1$

素因数の和:13821

約数の個数: 16

約数和(自身を含む): 34220160

約数和(自身を除く): 14451782

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13709, 27418, 95963, 191926, 1412027, 2824054, 9884189, 19768378]

約数ペア:

[(1, 19768378), (2, 9884189), (7, 2824054), (14, 1412027), (103, 191926), (206, 95963), (721, 27418), (1442, 13709)]