19187566

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{929}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 30132000

約数和(自身を除く): 10944434

約数列:

[1, 2, 23, 46, 449, 898, 929, 1858, 10327, 20654, 21367, 42734, 417121, 834242, 9593783, 19187566]

約数ペア:

[(1, 19187566), (2, 9593783), (23, 834242), (46, 417121), (449, 42734), (898, 21367), (929, 20654), (1858, 10327)]