19055561216

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{859}}^1\times {\mathrm{1171}}^1$

素因数の和:2085

約数の個数: 80

約数和(自身を含む): 39181882080

約数和(自身を除く): 20126320864

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 859, 1171, 1184, 1718, 2342, 2368, 3436, 4684, 4736, 6872, 9368, 9472, 13744, 18736, 18944, 27488, 31783, 37472, 43327, 54976, 63566, 74944, 86654, 109952, 127132, 149888, 173308, 219904, 254264, 299776, 346616, 439808, 508528, 599552, 693232, 1005889, 1017056, 1386464, 2011778, 2034112, 2772928, 4023556, 4068224, 5545856, 8047112, 8136448, 11091712, 16094224, 16272896, 22183424, 32188448, 37217893, 64376896, 74435786, 128753792, 148871572, 257507584, 297743144, 515015168, 595486288, 1190972576, 2381945152, 4763890304, 9527780608, 19055561216]

約数ペア:

[(1, 19055561216), (2, 9527780608), (4, 4763890304), (8, 2381945152), (16, 1190972576), (32, 595486288), (37, 515015168), (64, 297743144), (74, 257507584), (128, 148871572), (148, 128753792), (256, 74435786), (296, 64376896), (512, 37217893), (592, 32188448), (859, 22183424), (1171, 16272896), (1184, 16094224), (1718, 11091712), (2342, 8136448), (2368, 8047112), (3436, 5545856), (4684, 4068224), (4736, 4023556), (6872, 2772928), (9368, 2034112), (9472, 2011778), (13744, 1386464), (18736, 1017056), (18944, 1005889), (27488, 693232), (31783, 599552), (37472, 508528), (43327, 439808), (54976, 346616), (63566, 299776), (74944, 254264), (86654, 219904), (109952, 173308), (127132, 149888)]