19128830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{273269}}^1$

素因数の和:273283

約数の個数: 16

約数和(自身を含む): 39350880

約数和(自身を除く): 20222050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 273269, 546538, 1366345, 1912883, 2732690, 3825766, 9564415, 19128830]

約数ペア:

[(1, 19128830), (2, 9564415), (5, 3825766), (7, 2732690), (10, 1912883), (14, 1366345), (35, 546538), (70, 273269)]