19424420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42227}}^1$

素因数の和:42259

約数の個数: 24

約数和(自身を含む): 42565824

約数和(自身を除く): 23141404

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42227, 84454, 168908, 211135, 422270, 844540, 971221, 1942442, 3884884, 4856105, 9712210, 19424420]

約数ペア:

[(1, 19424420), (2, 9712210), (4, 4856105), (5, 3884884), (10, 1942442), (20, 971221), (23, 844540), (46, 422270), (92, 211135), (115, 168908), (230, 84454), (460, 42227)]