20162643116

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{71233}}^1$

素因数の和:72174

約数の個数: 48

約数和(自身を含む): 44039708160

約数和(自身を除く): 23877065044

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 919, 1838, 3676, 6433, 10109, 12866, 20218, 25732, 40436, 70763, 71233, 141526, 142466, 283052, 284932, 498631, 783563, 997262, 1567126, 1994524, 3134252, 5484941, 10969882, 21939764, 65463127, 130926254, 261852508, 458241889, 720094397, 916483778, 1440188794, 1832967556, 2880377588, 5040660779, 10081321558, 20162643116]

約数ペア:

[(1, 20162643116), (2, 10081321558), (4, 5040660779), (7, 2880377588), (11, 1832967556), (14, 1440188794), (22, 916483778), (28, 720094397), (44, 458241889), (77, 261852508), (154, 130926254), (308, 65463127), (919, 21939764), (1838, 10969882), (3676, 5484941), (6433, 3134252), (10109, 1994524), (12866, 1567126), (20218, 997262), (25732, 783563), (40436, 498631), (70763, 284932), (71233, 283052), (141526, 142466)]