20215693089

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{264787}}^1$

素因数の和:265309

約数の個数: 24

約数和(自身を含む): 30980196000

約数和(自身を除く): 10764502911

約数列:

[1, 3, 9, 17, 51, 153, 499, 1497, 4491, 8483, 25449, 76347, 264787, 794361, 2383083, 4501379, 13504137, 40512411, 132128713, 396386139, 1189158417, 2246188121, 6738564363, 20215693089]

約数ペア:

[(1, 20215693089), (3, 6738564363), (9, 2246188121), (17, 1189158417), (51, 396386139), (153, 132128713), (499, 40512411), (1497, 13504137), (4491, 4501379), (8483, 2383083), (25449, 794361), (76347, 264787)]