19728202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10687}}^1$

素因数の和:10773

約数の個数: 16

約数和(自身を含む): 32320512

約数和(自身を除く): 12592310

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10687, 21374, 138931, 277862, 758777, 1517554, 9864101, 19728202]

約数ペア:

[(1, 19728202), (2, 9864101), (13, 1517554), (26, 758777), (71, 277862), (142, 138931), (923, 21374), (1846, 10687)]