19040392

素因数分解:

$2^3\times 7^1\times {\mathrm{340007}}^1$

素因数の和:340020

約数の個数: 16

約数和(自身を含む): 40800960

約数和(自身を除く): 21760568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 340007, 680014, 1360028, 2380049, 2720056, 4760098, 9520196, 19040392]

約数ペア:

[(1, 19040392), (2, 9520196), (4, 4760098), (7, 2720056), (8, 2380049), (14, 1360028), (28, 680014), (56, 340007)]