20197802079

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{7247}}^1$

素因数の和:7397

約数の個数: 96

約数和(自身を含む): 37231294464

約数和(自身を除く): 17033492385

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 83, 91, 117, 123, 249, 273, 287, 369, 533, 581, 747, 819, 861, 1079, 1599, 1743, 2583, 3237, 3403, 3731, 4797, 5229, 7247, 7553, 9711, 10209, 11193, 21741, 22659, 23821, 30627, 33579, 44239, 50729, 65223, 67977, 71463, 94211, 132717, 152187, 214389, 282633, 297127, 309673, 398151, 456561, 601501, 659477, 847899, 891381, 929019, 1804503, 1978431, 2079889, 2674143, 2787057, 3862651, 4210507, 5413509, 5935293, 6239667, 7819513, 11587953, 12631521, 18719001, 23458539, 24661541, 27038557, 34763859, 37894563, 54736591, 70375617, 73984623, 81115671, 164209773, 172630787, 221953869, 243347013, 320600033, 492629319, 517892361, 961800099, 1553677083, 2244200231, 2885400297, 6732600693, 20197802079]

約数ペア:

[(1, 20197802079), (3, 6732600693), (7, 2885400297), (9, 2244200231), (13, 1553677083), (21, 961800099), (39, 517892361), (41, 492629319), (63, 320600033), (83, 243347013), (91, 221953869), (117, 172630787), (123, 164209773), (249, 81115671), (273, 73984623), (287, 70375617), (369, 54736591), (533, 37894563), (581, 34763859), (747, 27038557), (819, 24661541), (861, 23458539), (1079, 18719001), (1599, 12631521), (1743, 11587953), (2583, 7819513), (3237, 6239667), (3403, 5935293), (3731, 5413509), (4797, 4210507), (5229, 3862651), (7247, 2787057), (7553, 2674143), (9711, 2079889), (10209, 1978431), (11193, 1804503), (21741, 929019), (22659, 891381), (23821, 847899), (30627, 659477), (33579, 601501), (44239, 456561), (50729, 398151), (65223, 309673), (67977, 297127), (71463, 282633), (94211, 214389), (132717, 152187)]