19005640

素因数分解:

$2^3\times 5^1\times {\mathrm{475141}}^1$

素因数の和:475152

約数の個数: 16

約数和(自身を含む): 42762780

約数和(自身を除く): 23757140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475141, 950282, 1900564, 2375705, 3801128, 4751410, 9502820, 19005640]

約数ペア:

[(1, 19005640), (2, 9502820), (4, 4751410), (5, 3801128), (8, 2375705), (10, 1900564), (20, 950282), (40, 475141)]