20727138

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1609}}^1$

素因数の和:1746

約数の個数: 32

約数和(自身を含む): 44049600

約数和(自身を除く): 23322462

約数列:

[1, 2, 3, 6, 19, 38, 57, 113, 114, 226, 339, 678, 1609, 2147, 3218, 4294, 4827, 6441, 9654, 12882, 30571, 61142, 91713, 181817, 183426, 363634, 545451, 1090902, 3454523, 6909046, 10363569, 20727138]

約数ペア:

[(1, 20727138), (2, 10363569), (3, 6909046), (6, 3454523), (19, 1090902), (38, 545451), (57, 363634), (113, 183426), (114, 181817), (226, 91713), (339, 61142), (678, 30571), (1609, 12882), (2147, 9654), (3218, 6441), (4294, 4827)]