19516428

素因数分解:

$2^2\times 3^2\times {\mathrm{542123}}^1$

素因数の和:542133

約数の個数: 18

約数和(自身を含む): 49333284

約数和(自身を除く): 29816856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 542123, 1084246, 1626369, 2168492, 3252738, 4879107, 6505476, 9758214, 19516428]

約数ペア:

[(1, 19516428), (2, 9758214), (3, 6505476), (4, 4879107), (6, 3252738), (9, 2168492), (12, 1626369), (18, 1084246), (36, 542123)]