19266890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26393}}^1$

素因数の和:26473

約数の個数: 16

約数和(自身を含む): 35156808

約数和(自身を除く): 15889918

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 26393, 52786, 131965, 263930, 1926689, 3853378, 9633445, 19266890]

約数ペア:

[(1, 19266890), (2, 9633445), (5, 3853378), (10, 1926689), (73, 263930), (146, 131965), (365, 52786), (730, 26393)]