20089500185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{654701}}^1$

素因数の和:654761

約数の個数: 24

約数和(自身を含む): 26939677896

約数和(自身を除く): 6850177711

約数列:

[1, 5, 17, 19, 85, 95, 323, 361, 1615, 1805, 6137, 30685, 654701, 3273505, 11129917, 12439319, 55649585, 62196595, 211468423, 236347061, 1057342115, 1181735305, 4017900037, 20089500185]

約数ペア:

[(1, 20089500185), (5, 4017900037), (17, 1181735305), (19, 1057342115), (85, 236347061), (95, 211468423), (323, 62196595), (361, 55649585), (1615, 12439319), (1805, 11129917), (6137, 3273505), (30685, 654701)]