19043556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 33241404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 233, 278, 294, 417, 466, 556, 588, 699, 834, 932, 973, 1398, 1631, 1668, 1946, 2796, 2919, 3262, 3892, 4893, 5838, 6524, 6811, 9786, 11417, 11676, 13622, 19572, 20433, 22834, 27244, 32387, 34251, 40866, 45668, 64774, 68502, 81732, 97161, 129548, 137004, 194322, 226709, 388644, 453418, 680127, 906836, 1360254, 1586963, 2720508, 3173926, 4760889, 6347852, 9521778, 19043556]

約数ペア:

[(1, 19043556), (2, 9521778), (3, 6347852), (4, 4760889), (6, 3173926), (7, 2720508), (12, 1586963), (14, 1360254), (21, 906836), (28, 680127), (42, 453418), (49, 388644), (84, 226709), (98, 194322), (139, 137004), (147, 129548), (196, 97161), (233, 81732), (278, 68502), (294, 64774), (417, 45668), (466, 40866), (556, 34251), (588, 32387), (699, 27244), (834, 22834), (932, 20433), (973, 19572), (1398, 13622), (1631, 11676), (1668, 11417), (1946, 9786), (2796, 6811), (2919, 6524), (3262, 5838), (3892, 4893)]