20954484

素因数分解:

$2^2\times 3^3\times {\mathrm{251}}^1\times {\mathrm{773}}^1$

素因数の和:1037

約数の個数: 48

約数和(自身を含む): 54613440

約数和(自身を除く): 33658956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 251, 502, 753, 773, 1004, 1506, 1546, 2259, 2319, 3012, 3092, 4518, 4638, 6777, 6957, 9036, 9276, 13554, 13914, 20871, 27108, 27828, 41742, 83484, 194023, 388046, 582069, 776092, 1164138, 1746207, 2328276, 3492414, 5238621, 6984828, 10477242, 20954484]

約数ペア:

[(1, 20954484), (2, 10477242), (3, 6984828), (4, 5238621), (6, 3492414), (9, 2328276), (12, 1746207), (18, 1164138), (27, 776092), (36, 582069), (54, 388046), (108, 194023), (251, 83484), (502, 41742), (753, 27828), (773, 27108), (1004, 20871), (1506, 13914), (1546, 13554), (2259, 9276), (2319, 9036), (3012, 6957), (3092, 6777), (4518, 4638)]