19197210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{639907}}^1$

素因数の和:639917

約数の個数: 16

約数和(自身を含む): 46073376

約数和(自身を除く): 26876166

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 639907, 1279814, 1919721, 3199535, 3839442, 6399070, 9598605, 19197210]

約数ペア:

[(1, 19197210), (2, 9598605), (3, 6399070), (5, 3839442), (6, 3199535), (10, 1919721), (15, 1279814), (30, 639907)]