19389530

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26561}}^1$

素因数の和:26641

約数の個数: 16

約数和(自身を含む): 35380584

約数和(自身を除く): 15991054

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 26561, 53122, 132805, 265610, 1938953, 3877906, 9694765, 19389530]

約数ペア:

[(1, 19389530), (2, 9694765), (5, 3877906), (10, 1938953), (73, 265610), (146, 132805), (365, 53122), (730, 26561)]