20138774292

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{15803}}^1$

素因数の和:16222

約数の個数: 144

約数和(自身を含む): 62819003520

約数和(自身を除く): 42680229228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 389, 468, 546, 778, 819, 1092, 1167, 1556, 1638, 2334, 2723, 3276, 3501, 4668, 5057, 5446, 7002, 8169, 10114, 10892, 14004, 15171, 15803, 16338, 20228, 24507, 30342, 31606, 32676, 35399, 45513, 47409, 49014, 60684, 63212, 70798, 91026, 94818, 98028, 106197, 110621, 141596, 142227, 182052, 189636, 205439, 212394, 221242, 284454, 318591, 331863, 410878, 424788, 442484, 568908, 616317, 637182, 663726, 821756, 995589, 1232634, 1274364, 1327452, 1438073, 1848951, 1991178, 2465268, 2876146, 3697902, 3982356, 4314219, 5752292, 6147367, 7395804, 8628438, 12294734, 12942657, 17256876, 18442101, 24589468, 25885314, 36884202, 43031569, 51770628, 55326303, 73768404, 79915771, 86063138, 110652606, 129094707, 159831542, 172126276, 221305212, 239747313, 258189414, 319663084, 387284121, 479494626, 516378828, 559410397, 719241939, 774568242, 958989252, 1118820794, 1438483878, 1549136484, 1678231191, 2237641588, 2876967756, 3356462382, 5034693573, 6712924764, 10069387146, 20138774292]

約数ペア:

[(1, 20138774292), (2, 10069387146), (3, 6712924764), (4, 5034693573), (6, 3356462382), (7, 2876967756), (9, 2237641588), (12, 1678231191), (13, 1549136484), (14, 1438483878), (18, 1118820794), (21, 958989252), (26, 774568242), (28, 719241939), (36, 559410397), (39, 516378828), (42, 479494626), (52, 387284121), (63, 319663084), (78, 258189414), (84, 239747313), (91, 221305212), (117, 172126276), (126, 159831542), (156, 129094707), (182, 110652606), (234, 86063138), (252, 79915771), (273, 73768404), (364, 55326303), (389, 51770628), (468, 43031569), (546, 36884202), (778, 25885314), (819, 24589468), (1092, 18442101), (1167, 17256876), (1556, 12942657), (1638, 12294734), (2334, 8628438), (2723, 7395804), (3276, 6147367), (3501, 5752292), (4668, 4314219), (5057, 3982356), (5446, 3697902), (7002, 2876146), (8169, 2465268), (10114, 1991178), (10892, 1848951), (14004, 1438073), (15171, 1327452), (15803, 1274364), (16338, 1232634), (20228, 995589), (24507, 821756), (30342, 663726), (31606, 637182), (32676, 616317), (35399, 568908), (45513, 442484), (47409, 424788), (49014, 410878), (60684, 331863), (63212, 318591), (70798, 284454), (91026, 221242), (94818, 212394), (98028, 205439), (106197, 189636), (110621, 182052), (141596, 142227)]