19658868

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3323}}^1$

素因数の和:3376

約数の個数: 48

約数和(自身を含む): 50258880

約数和(自身を除く): 30600012

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 493, 986, 1479, 1972, 2958, 3323, 5916, 6646, 9969, 13292, 19938, 39876, 56491, 96367, 112982, 169473, 192734, 225964, 289101, 338946, 385468, 578202, 677892, 1156404, 1638239, 3276478, 4914717, 6552956, 9829434, 19658868]

約数ペア:

[(1, 19658868), (2, 9829434), (3, 6552956), (4, 4914717), (6, 3276478), (12, 1638239), (17, 1156404), (29, 677892), (34, 578202), (51, 385468), (58, 338946), (68, 289101), (87, 225964), (102, 192734), (116, 169473), (174, 112982), (204, 96367), (348, 56491), (493, 39876), (986, 19938), (1479, 13292), (1972, 9969), (2958, 6646), (3323, 5916)]