19243686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1857

約数の個数: 64

約数和(自身を含む): 50098176

約数和(自身を除く): 30854490

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 253, 322, 462, 483, 506, 759, 966, 1518, 1771, 1811, 3542, 3622, 5313, 5433, 10626, 10866, 12677, 19921, 25354, 38031, 39842, 41653, 59763, 76062, 83306, 119526, 124959, 139447, 249918, 278894, 291571, 418341, 458183, 583142, 836682, 874713, 916366, 1374549, 1749426, 2749098, 3207281, 6414562, 9621843, 19243686]

約数ペア:

[(1, 19243686), (2, 9621843), (3, 6414562), (6, 3207281), (7, 2749098), (11, 1749426), (14, 1374549), (21, 916366), (22, 874713), (23, 836682), (33, 583142), (42, 458183), (46, 418341), (66, 291571), (69, 278894), (77, 249918), (138, 139447), (154, 124959), (161, 119526), (231, 83306), (253, 76062), (322, 59763), (462, 41653), (483, 39842), (506, 38031), (759, 25354), (966, 19921), (1518, 12677), (1771, 10866), (1811, 10626), (3542, 5433), (3622, 5313)]