19420764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{881}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 49787136

約数和(自身を除く): 30366372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 167, 334, 501, 668, 881, 1002, 1762, 1837, 2004, 2643, 3524, 3674, 5286, 5511, 7348, 9691, 10572, 11022, 19382, 22044, 29073, 38764, 58146, 116292, 147127, 294254, 441381, 588508, 882762, 1618397, 1765524, 3236794, 4855191, 6473588, 9710382, 19420764]

約数ペア:

[(1, 19420764), (2, 9710382), (3, 6473588), (4, 4855191), (6, 3236794), (11, 1765524), (12, 1618397), (22, 882762), (33, 588508), (44, 441381), (66, 294254), (132, 147127), (167, 116292), (334, 58146), (501, 38764), (668, 29073), (881, 22044), (1002, 19382), (1762, 11022), (1837, 10572), (2004, 9691), (2643, 7348), (3524, 5511), (3674, 5286)]