20467215

素因数分解:

$3^3\times 5^1\times {\mathrm{151609}}^1$

素因数の和:151623

約数の個数: 16

約数和(自身を含む): 36386400

約数和(自身を除く): 15919185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151609, 454827, 758045, 1364481, 2274135, 4093443, 6822405, 20467215]

約数ペア:

[(1, 20467215), (3, 6822405), (5, 4093443), (9, 2274135), (15, 1364481), (27, 758045), (45, 454827), (135, 151609)]