20768548

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 37747584

約数和(自身を除く): 16979036

約数列:

[1, 2, 4, 47, 61, 94, 122, 188, 244, 1811, 2867, 3622, 5734, 7244, 11468, 85117, 110471, 170234, 220942, 340468, 441884, 5192137, 10384274, 20768548]

約数ペア:

[(1, 20768548), (2, 10384274), (4, 5192137), (47, 441884), (61, 340468), (94, 220942), (122, 170234), (188, 110471), (244, 85117), (1811, 11468), (2867, 7244), (3622, 5734)]