19257292

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 34850816

約数和(自身を除く): 15593524

約数列:

[1, 2, 4, 43, 86, 103, 172, 206, 412, 1087, 2174, 4348, 4429, 8858, 17716, 46741, 93482, 111961, 186964, 223922, 447844, 4814323, 9628646, 19257292]

約数ペア:

[(1, 19257292), (2, 9628646), (4, 4814323), (43, 447844), (86, 223922), (103, 186964), (172, 111961), (206, 93482), (412, 46741), (1087, 17716), (2174, 8858), (4348, 4429)]