18936128288

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{727}}^1$

素因数の和:828

約数の個数: 216

約数和(自身を含む): 48457700928

約数和(自身を除く): 29521572640

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 121, 124, 154, 176, 217, 224, 242, 248, 308, 341, 352, 434, 484, 496, 616, 682, 727, 847, 868, 961, 968, 992, 1232, 1364, 1454, 1694, 1736, 1922, 1936, 2387, 2464, 2728, 2908, 3388, 3472, 3751, 3844, 3872, 4774, 5089, 5456, 5816, 6727, 6776, 6944, 7502, 7688, 7997, 9548, 10178, 10571, 10912, 11632, 13454, 13552, 15004, 15376, 15994, 19096, 20356, 21142, 22537, 23264, 26257, 26908, 27104, 30008, 30752, 31988, 38192, 40712, 42284, 45074, 52514, 53816, 55979, 60016, 63976, 73997, 76384, 81424, 84568, 87967, 90148, 105028, 107632, 111958, 116281, 120032, 127952, 147994, 157759, 162848, 169136, 175934, 180296, 210056, 215264, 223916, 232562, 247907, 255904, 295988, 315518, 338272, 351868, 360592, 420112, 447832, 465124, 495814, 591976, 615769, 631036, 698647, 703736, 721184, 813967, 840224, 895664, 930248, 991628, 1183952, 1231538, 1262072, 1397294, 1407472, 1627934, 1735349, 1791328, 1860496, 1983256, 2367904, 2463076, 2524144, 2726977, 2794588, 2814944, 3255868, 3470698, 3720992, 3966512, 4890529, 4926152, 5048288, 5453954, 5589176, 6511736, 6941396, 7685117, 7933024, 9781058, 9852304, 10907908, 11178352, 13023472, 13882792, 15370234, 19088839, 19562116, 19704608, 21815816, 22356704, 26046944, 27765584, 30740468, 38177678, 39124232, 43631632, 53795819, 55531168, 61480936, 76355356, 78248464, 84536287, 87263264, 107591638, 122961872, 152710712, 156496928, 169072574, 215183276, 245923744, 305421424, 338145148, 430366552, 591754009, 610842848, 676290296, 860733104, 1183508018, 1352580592, 1721466208, 2367016036, 2705161184, 4734032072, 9468064144, 18936128288]

約数ペア:

[(1, 18936128288), (2, 9468064144), (4, 4734032072), (7, 2705161184), (8, 2367016036), (11, 1721466208), (14, 1352580592), (16, 1183508018), (22, 860733104), (28, 676290296), (31, 610842848), (32, 591754009), (44, 430366552), (56, 338145148), (62, 305421424), (77, 245923744), (88, 215183276), (112, 169072574), (121, 156496928), (124, 152710712), (154, 122961872), (176, 107591638), (217, 87263264), (224, 84536287), (242, 78248464), (248, 76355356), (308, 61480936), (341, 55531168), (352, 53795819), (434, 43631632), (484, 39124232), (496, 38177678), (616, 30740468), (682, 27765584), (727, 26046944), (847, 22356704), (868, 21815816), (961, 19704608), (968, 19562116), (992, 19088839), (1232, 15370234), (1364, 13882792), (1454, 13023472), (1694, 11178352), (1736, 10907908), (1922, 9852304), (1936, 9781058), (2387, 7933024), (2464, 7685117), (2728, 6941396), (2908, 6511736), (3388, 5589176), (3472, 5453954), (3751, 5048288), (3844, 4926152), (3872, 4890529), (4774, 3966512), (5089, 3720992), (5456, 3470698), (5816, 3255868), (6727, 2814944), (6776, 2794588), (6944, 2726977), (7502, 2524144), (7688, 2463076), (7997, 2367904), (9548, 1983256), (10178, 1860496), (10571, 1791328), (10912, 1735349), (11632, 1627934), (13454, 1407472), (13552, 1397294), (15004, 1262072), (15376, 1231538), (15994, 1183952), (19096, 991628), (20356, 930248), (21142, 895664), (22537, 840224), (23264, 813967), (26257, 721184), (26908, 703736), (27104, 698647), (30008, 631036), (30752, 615769), (31988, 591976), (38192, 495814), (40712, 465124), (42284, 447832), (45074, 420112), (52514, 360592), (53816, 351868), (55979, 338272), (60016, 315518), (63976, 295988), (73997, 255904), (76384, 247907), (81424, 232562), (84568, 223916), (87967, 215264), (90148, 210056), (105028, 180296), (107632, 175934), (111958, 169136), (116281, 162848), (120032, 157759), (127952, 147994)]