19516644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{77447}}^1$

素因数の和:77464

約数の個数: 36

約数和(自身を含む): 56382144

約数和(自身を除く): 36865500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 77447, 154894, 232341, 309788, 464682, 542129, 697023, 929364, 1084258, 1394046, 1626387, 2168516, 2788092, 3252774, 4879161, 6505548, 9758322, 19516644]

約数ペア:

[(1, 19516644), (2, 9758322), (3, 6505548), (4, 4879161), (6, 3252774), (7, 2788092), (9, 2168516), (12, 1626387), (14, 1394046), (18, 1084258), (21, 929364), (28, 697023), (36, 542129), (42, 464682), (63, 309788), (84, 232341), (126, 154894), (252, 77447)]