18769548

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 51538032

約数和(自身を除く): 32768484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 233, 274, 294, 411, 466, 548, 588, 699, 822, 932, 959, 1398, 1631, 1644, 1918, 2796, 2877, 3262, 3836, 4893, 5754, 6524, 6713, 9786, 11417, 11508, 13426, 19572, 20139, 22834, 26852, 31921, 34251, 40278, 45668, 63842, 68502, 80556, 95763, 127684, 137004, 191526, 223447, 383052, 446894, 670341, 893788, 1340682, 1564129, 2681364, 3128258, 4692387, 6256516, 9384774, 18769548]

約数ペア:

[(1, 18769548), (2, 9384774), (3, 6256516), (4, 4692387), (6, 3128258), (7, 2681364), (12, 1564129), (14, 1340682), (21, 893788), (28, 670341), (42, 446894), (49, 383052), (84, 223447), (98, 191526), (137, 137004), (147, 127684), (196, 95763), (233, 80556), (274, 68502), (294, 63842), (411, 45668), (466, 40278), (548, 34251), (588, 31921), (699, 26852), (822, 22834), (932, 20139), (959, 19572), (1398, 13426), (1631, 11508), (1644, 11417), (1918, 9786), (2796, 6713), (2877, 6524), (3262, 5754), (3836, 4893)]