20009185

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30089}}^1$

素因数の和:30120

約数の個数: 16

約数和(自身を含む): 28886400

約数和(自身を除く): 8877215

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30089, 150445, 210623, 571691, 1053115, 2858455, 4001837, 20009185]

約数ペア:

[(1, 20009185), (5, 4001837), (7, 2858455), (19, 1053115), (35, 571691), (95, 210623), (133, 150445), (665, 30089)]