19243480

素因数分解:

$2^3\times 5^1\times {\mathrm{481087}}^1$

素因数の和:481098

約数の個数: 16

約数和(自身を含む): 43297920

約数和(自身を除く): 24054440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 481087, 962174, 1924348, 2405435, 3848696, 4810870, 9621740, 19243480]

約数ペア:

[(1, 19243480), (2, 9621740), (4, 4810870), (5, 3848696), (8, 2405435), (10, 1924348), (20, 962174), (40, 481087)]