19228470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640949}}^1$

素因数の和:640959

約数の個数: 16

約数和(自身を含む): 46148400

約数和(自身を除く): 26919930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640949, 1281898, 1922847, 3204745, 3845694, 6409490, 9614235, 19228470]

約数ペア:

[(1, 19228470), (2, 9614235), (3, 6409490), (5, 3845694), (6, 3204745), (10, 1922847), (15, 1281898), (30, 640949)]