20925072

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20759}}^1$

素因数の和:20780

約数の個数: 60

約数和(自身を含む): 66930240

約数和(自身を除く): 46005168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20759, 41518, 62277, 83036, 124554, 145313, 166072, 186831, 249108, 290626, 332144, 373662, 435939, 498216, 581252, 747324, 871878, 996432, 1162504, 1307817, 1494648, 1743756, 2325008, 2615634, 2989296, 3487512, 5231268, 6975024, 10462536, 20925072]

約数ペア:

[(1, 20925072), (2, 10462536), (3, 6975024), (4, 5231268), (6, 3487512), (7, 2989296), (8, 2615634), (9, 2325008), (12, 1743756), (14, 1494648), (16, 1307817), (18, 1162504), (21, 996432), (24, 871878), (28, 747324), (36, 581252), (42, 498216), (48, 435939), (56, 373662), (63, 332144), (72, 290626), (84, 249108), (112, 186831), (126, 166072), (144, 145313), (168, 124554), (252, 83036), (336, 62277), (504, 41518), (1008, 20759)]