2045681768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{418511}}^1$

素因数の和:418577

約数の個数: 32

約数和(自身を含む): 4218600960

約数和(自身を除く): 2172919192

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 418511, 837022, 1674044, 3348088, 5440643, 10881286, 19670017, 21762572, 39340034, 43525144, 78680068, 157360136, 255710221, 511420442, 1022840884, 2045681768]

約数ペア:

[(1, 2045681768), (2, 1022840884), (4, 511420442), (8, 255710221), (13, 157360136), (26, 78680068), (47, 43525144), (52, 39340034), (94, 21762572), (104, 19670017), (188, 10881286), (376, 5440643), (611, 3348088), (1222, 1674044), (2444, 837022), (4888, 418511)]