20189476776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{391451}}^1$

素因数の和:391774

約数の個数: 64

約数和(自身を含む): 57872263680

約数和(自身を除く): 37682786904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 307, 614, 921, 1228, 1842, 2149, 2456, 3684, 4298, 6447, 7368, 8596, 12894, 17192, 25788, 51576, 391451, 782902, 1174353, 1565804, 2348706, 2740157, 3131608, 4697412, 5480314, 8220471, 9394824, 10960628, 16440942, 21921256, 32881884, 65763768, 120175457, 240350914, 360526371, 480701828, 721052742, 841228199, 961403656, 1442105484, 1682456398, 2523684597, 2884210968, 3364912796, 5047369194, 6729825592, 10094738388, 20189476776]

約数ペア:

[(1, 20189476776), (2, 10094738388), (3, 6729825592), (4, 5047369194), (6, 3364912796), (7, 2884210968), (8, 2523684597), (12, 1682456398), (14, 1442105484), (21, 961403656), (24, 841228199), (28, 721052742), (42, 480701828), (56, 360526371), (84, 240350914), (168, 120175457), (307, 65763768), (614, 32881884), (921, 21921256), (1228, 16440942), (1842, 10960628), (2149, 9394824), (2456, 8220471), (3684, 5480314), (4298, 4697412), (6447, 3131608), (7368, 2740157), (8596, 2348706), (12894, 1565804), (17192, 1174353), (25788, 782902), (51576, 391451)]