20916588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22637}}^1$

素因数の和:22662

約数の個数: 48

約数和(自身を含む): 60850944

約数和(自身を除く): 39934356

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22637, 45274, 67911, 90548, 135822, 158459, 249007, 271644, 316918, 475377, 498014, 633836, 747021, 950754, 996028, 1494042, 1743049, 1901508, 2988084, 3486098, 5229147, 6972196, 10458294, 20916588]

約数ペア:

[(1, 20916588), (2, 10458294), (3, 6972196), (4, 5229147), (6, 3486098), (7, 2988084), (11, 1901508), (12, 1743049), (14, 1494042), (21, 996028), (22, 950754), (28, 747021), (33, 633836), (42, 498014), (44, 475377), (66, 316918), (77, 271644), (84, 249007), (132, 158459), (154, 135822), (231, 90548), (308, 67911), (462, 45274), (924, 22637)]