201819904

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 489333600

約数和(自身を除く): 287513696

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 37, 44, 52, 64, 74, 88, 104, 128, 143, 148, 149, 176, 208, 256, 286, 296, 298, 352, 407, 416, 481, 572, 592, 596, 704, 814, 832, 962, 1144, 1184, 1192, 1408, 1628, 1639, 1664, 1924, 1937, 2288, 2368, 2384, 2816, 3256, 3278, 3328, 3848, 3874, 4576, 4736, 4768, 5291, 5513, 6512, 6556, 7696, 7748, 9152, 9472, 9536, 10582, 11026, 13024, 13112, 15392, 15496, 18304, 19072, 21164, 21307, 22052, 26048, 26224, 30784, 30992, 36608, 38144, 42328, 42614, 44104, 52096, 52448, 60643, 61568, 61984, 71669, 84656, 85228, 88208, 104192, 104896, 121286, 123136, 123968, 143338, 169312, 170456, 176416, 209792, 242572, 247936, 286676, 338624, 340912, 352832, 419584, 485144, 495872, 573352, 677248, 681824, 705664, 788359, 970288, 1146704, 1354496, 1363648, 1411328, 1576718, 1940576, 2293408, 2727296, 3153436, 3881152, 4586816, 5454592, 6306872, 7762304, 9173632, 12613744, 15524608, 18347264, 25227488, 50454976, 100909952, 201819904]

約数ペア:

[(1, 201819904), (2, 100909952), (4, 50454976), (8, 25227488), (11, 18347264), (13, 15524608), (16, 12613744), (22, 9173632), (26, 7762304), (32, 6306872), (37, 5454592), (44, 4586816), (52, 3881152), (64, 3153436), (74, 2727296), (88, 2293408), (104, 1940576), (128, 1576718), (143, 1411328), (148, 1363648), (149, 1354496), (176, 1146704), (208, 970288), (256, 788359), (286, 705664), (296, 681824), (298, 677248), (352, 573352), (407, 495872), (416, 485144), (481, 419584), (572, 352832), (592, 340912), (596, 338624), (704, 286676), (814, 247936), (832, 242572), (962, 209792), (1144, 176416), (1184, 170456), (1192, 169312), (1408, 143338), (1628, 123968), (1639, 123136), (1664, 121286), (1924, 104896), (1937, 104192), (2288, 88208), (2368, 85228), (2384, 84656), (2816, 71669), (3256, 61984), (3278, 61568), (3328, 60643), (3848, 52448), (3874, 52096), (4576, 44104), (4736, 42614), (4768, 42328), (5291, 38144), (5513, 36608), (6512, 30992), (6556, 30784), (7696, 26224), (7748, 26048), (9152, 22052), (9472, 21307), (9536, 21164), (10582, 19072), (11026, 18304), (13024, 15496), (13112, 15392)]