20738412

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{1283}}^1$

素因数の和:1742

約数の個数: 36

約数和(自身を含む): 52579800

約数和(自身を除く): 31841388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 898, 1283, 1347, 1796, 2566, 2694, 3849, 4041, 5132, 5388, 7698, 8082, 11547, 15396, 16164, 23094, 46188, 576067, 1152134, 1728201, 2304268, 3456402, 5184603, 6912804, 10369206, 20738412]

約数ペア:

[(1, 20738412), (2, 10369206), (3, 6912804), (4, 5184603), (6, 3456402), (9, 2304268), (12, 1728201), (18, 1152134), (36, 576067), (449, 46188), (898, 23094), (1283, 16164), (1347, 15396), (1796, 11547), (2566, 8082), (2694, 7698), (3849, 5388), (4041, 5132)]