207681788

素因数分解:

$2^2\times {\mathrm{73}}^2\times {\mathrm{9743}}^1$

素因数の和:9893

約数の個数: 18

約数和(自身を含む): 368527824

約数和(自身を除く): 160846036

約数列:

[1, 2, 4, 73, 146, 292, 5329, 9743, 10658, 19486, 21316, 38972, 711239, 1422478, 2844956, 51920447, 103840894, 207681788]

約数ペア:

[(1, 207681788), (2, 103840894), (4, 51920447), (73, 2844956), (146, 1422478), (292, 711239), (5329, 38972), (9743, 21316), (10658, 19486)]