19182990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{639433}}^1$

素因数の和:639443

約数の個数: 16

約数和(自身を含む): 46039248

約数和(自身を除く): 26856258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 639433, 1278866, 1918299, 3197165, 3836598, 6394330, 9591495, 19182990]

約数ペア:

[(1, 19182990), (2, 9591495), (3, 6394330), (5, 3836598), (6, 3197165), (10, 1918299), (15, 1278866), (30, 639433)]