20104404

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 50097600

約数和(自身を除く): 29993196

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 139, 204, 278, 417, 556, 709, 834, 1418, 1668, 2127, 2363, 2836, 4254, 4726, 7089, 8508, 9452, 12053, 14178, 24106, 28356, 36159, 48212, 72318, 98551, 144636, 197102, 295653, 394204, 591306, 1182612, 1675367, 3350734, 5026101, 6701468, 10052202, 20104404]

約数ペア:

[(1, 20104404), (2, 10052202), (3, 6701468), (4, 5026101), (6, 3350734), (12, 1675367), (17, 1182612), (34, 591306), (51, 394204), (68, 295653), (102, 197102), (139, 144636), (204, 98551), (278, 72318), (417, 48212), (556, 36159), (709, 28356), (834, 24106), (1418, 14178), (1668, 12053), (2127, 9452), (2363, 8508), (2836, 7089), (4254, 4726)]