20292615

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9203}}^1$

素因数の和:9228

約数の個数: 36

約数和(自身を含む): 40920984

約数和(自身を除く): 20628369

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9203, 27609, 46015, 64421, 82827, 138045, 193263, 322105, 414135, 450947, 579789, 966315, 1352841, 2254735, 2898945, 4058523, 6764205, 20292615]

約数ペア:

[(1, 20292615), (3, 6764205), (5, 4058523), (7, 2898945), (9, 2254735), (15, 1352841), (21, 966315), (35, 579789), (45, 450947), (49, 414135), (63, 322105), (105, 193263), (147, 138045), (245, 82827), (315, 64421), (441, 46015), (735, 27609), (2205, 9203)]