19892664

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25117}}^1$

素因数の和:25140

約数の個数: 48

約数和(自身を含む): 58776120

約数和(自身を除く): 38883456

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25117, 50234, 75351, 100468, 150702, 200936, 226053, 276287, 301404, 452106, 552574, 602808, 828861, 904212, 1105148, 1657722, 1808424, 2210296, 2486583, 3315444, 4973166, 6630888, 9946332, 19892664]

約数ペア:

[(1, 19892664), (2, 9946332), (3, 6630888), (4, 4973166), (6, 3315444), (8, 2486583), (9, 2210296), (11, 1808424), (12, 1657722), (18, 1105148), (22, 904212), (24, 828861), (33, 602808), (36, 552574), (44, 452106), (66, 301404), (72, 276287), (88, 226053), (99, 200936), (132, 150702), (198, 100468), (264, 75351), (396, 50234), (792, 25117)]