20365812

素因数分解:

$2^2\times 3^2\times {\mathrm{283}}^1\times {\mathrm{1999}}^1$

素因数の和:2292

約数の個数: 36

約数和(自身を含む): 51688000

約数和(自身を除く): 31322188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 283, 566, 849, 1132, 1698, 1999, 2547, 3396, 3998, 5094, 5997, 7996, 10188, 11994, 17991, 23988, 35982, 71964, 565717, 1131434, 1697151, 2262868, 3394302, 5091453, 6788604, 10182906, 20365812]

約数ペア:

[(1, 20365812), (2, 10182906), (3, 6788604), (4, 5091453), (6, 3394302), (9, 2262868), (12, 1697151), (18, 1131434), (36, 565717), (283, 71964), (566, 35982), (849, 23988), (1132, 17991), (1698, 11994), (1999, 10188), (2547, 7996), (3396, 5997), (3998, 5094)]