2019939816

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:523

約数の個数: 128

約数和(自身を含む): 5336513280

約数和(自身を除く): 3316573464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 53, 74, 106, 111, 148, 159, 167, 212, 222, 257, 296, 318, 334, 424, 444, 501, 514, 636, 668, 771, 888, 1002, 1028, 1272, 1336, 1542, 1961, 2004, 2056, 3084, 3922, 4008, 5883, 6168, 6179, 7844, 8851, 9509, 11766, 12358, 13621, 15688, 17702, 18537, 19018, 23532, 24716, 26553, 27242, 28527, 35404, 37074, 38036, 40863, 42919, 47064, 49432, 53106, 54484, 57054, 70808, 74148, 76072, 81726, 85838, 106212, 108968, 114108, 128757, 148296, 163452, 171676, 212424, 228216, 257514, 326904, 327487, 343352, 503977, 515028, 654974, 982461, 1007954, 1030056, 1309948, 1511931, 1588003, 1964922, 2015908, 2274707, 2619896, 3023862, 3176006, 3929844, 4031816, 4549414, 4764009, 6047724, 6352012, 6824121, 7859688, 9098828, 9528018, 12095448, 12704024, 13648242, 18197656, 19056036, 27296484, 38112072, 54592968, 84164159, 168328318, 252492477, 336656636, 504984954, 673313272, 1009969908, 2019939816]

約数ペア:

[(1, 2019939816), (2, 1009969908), (3, 673313272), (4, 504984954), (6, 336656636), (8, 252492477), (12, 168328318), (24, 84164159), (37, 54592968), (53, 38112072), (74, 27296484), (106, 19056036), (111, 18197656), (148, 13648242), (159, 12704024), (167, 12095448), (212, 9528018), (222, 9098828), (257, 7859688), (296, 6824121), (318, 6352012), (334, 6047724), (424, 4764009), (444, 4549414), (501, 4031816), (514, 3929844), (636, 3176006), (668, 3023862), (771, 2619896), (888, 2274707), (1002, 2015908), (1028, 1964922), (1272, 1588003), (1336, 1511931), (1542, 1309948), (1961, 1030056), (2004, 1007954), (2056, 982461), (3084, 654974), (3922, 515028), (4008, 503977), (5883, 343352), (6168, 327487), (6179, 326904), (7844, 257514), (8851, 228216), (9509, 212424), (11766, 171676), (12358, 163452), (13621, 148296), (15688, 128757), (17702, 114108), (18537, 108968), (19018, 106212), (23532, 85838), (24716, 81726), (26553, 76072), (27242, 74148), (28527, 70808), (35404, 57054), (37074, 54484), (38036, 53106), (40863, 49432), (42919, 47064)]