19786286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3863}}^1$

素因数の和:4075

約数の個数: 16

約数和(自身を含む): 32133024

約数和(自身を除く): 12346738

約数列:

[1, 2, 13, 26, 197, 394, 2561, 3863, 5122, 7726, 50219, 100438, 761011, 1522022, 9893143, 19786286]

約数ペア:

[(1, 19786286), (2, 9893143), (13, 1522022), (26, 761011), (197, 100438), (394, 50219), (2561, 7726), (3863, 5122)]