20081523

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1129}}^1$

素因数の和:1168

約数の個数: 36

約数和(自身を含む): 34266120

約数和(自身を除く): 14184597

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 231, 363, 539, 847, 1129, 1617, 2541, 3387, 5929, 7903, 12419, 17787, 23709, 37257, 55321, 86933, 136609, 165963, 260799, 409827, 608531, 956263, 1825593, 2868789, 6693841, 20081523]

約数ペア:

[(1, 20081523), (3, 6693841), (7, 2868789), (11, 1825593), (21, 956263), (33, 608531), (49, 409827), (77, 260799), (121, 165963), (147, 136609), (231, 86933), (363, 55321), (539, 37257), (847, 23709), (1129, 17787), (1617, 12419), (2541, 7903), (3387, 5929)]