20806615533

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{883}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 31345367040

約数和(自身を除く): 10538751507

約数列:

[1, 3, 11, 33, 71, 89, 113, 213, 267, 339, 781, 883, 979, 1243, 2343, 2649, 2937, 3729, 6319, 8023, 9713, 10057, 18957, 24069, 29139, 30171, 62693, 69509, 78587, 88253, 99779, 110627, 188079, 208527, 235761, 264759, 299337, 331881, 689623, 714047, 864457, 1097569, 2068869, 2142141, 2593371, 3292707, 5579677, 7084309, 7854517, 8880331, 16739031, 21252927, 23563551, 26640993, 61376447, 77927399, 97683641, 184129341, 233782197, 293050923, 630503501, 1891510503, 6935538511, 20806615533]

約数ペア:

[(1, 20806615533), (3, 6935538511), (11, 1891510503), (33, 630503501), (71, 293050923), (89, 233782197), (113, 184129341), (213, 97683641), (267, 77927399), (339, 61376447), (781, 26640993), (883, 23563551), (979, 21252927), (1243, 16739031), (2343, 8880331), (2649, 7854517), (2937, 7084309), (3729, 5579677), (6319, 3292707), (8023, 2593371), (9713, 2142141), (10057, 2068869), (18957, 1097569), (24069, 864457), (29139, 714047), (30171, 689623), (62693, 331881), (69509, 299337), (78587, 264759), (88253, 235761), (99779, 208527), (110627, 188079)]