19639824

素因数分解:

$2^4\times 3^1\times {\mathrm{409163}}^1$

素因数の和:409174

約数の個数: 20

約数和(自身を含む): 50736336

約数和(自身を除く): 31096512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409163, 818326, 1227489, 1636652, 2454978, 3273304, 4909956, 6546608, 9819912, 19639824]

約数ペア:

[(1, 19639824), (2, 9819912), (3, 6546608), (4, 4909956), (6, 3273304), (8, 2454978), (12, 1636652), (16, 1227489), (24, 818326), (48, 409163)]