19779396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 57953280

約数和(自身を除く): 38173884

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 59, 78, 84, 91, 118, 156, 177, 182, 236, 273, 307, 354, 364, 413, 546, 614, 708, 767, 826, 921, 1092, 1228, 1239, 1534, 1652, 1842, 2149, 2301, 2478, 3068, 3684, 3991, 4298, 4602, 4956, 5369, 6447, 7982, 8596, 9204, 10738, 11973, 12894, 15964, 16107, 18113, 21476, 23946, 25788, 27937, 32214, 36226, 47892, 54339, 55874, 64428, 72452, 83811, 108678, 111748, 126791, 167622, 217356, 235469, 253582, 335244, 380373, 470938, 507164, 706407, 760746, 941876, 1412814, 1521492, 1648283, 2825628, 3296566, 4944849, 6593132, 9889698, 19779396]

約数ペア:

[(1, 19779396), (2, 9889698), (3, 6593132), (4, 4944849), (6, 3296566), (7, 2825628), (12, 1648283), (13, 1521492), (14, 1412814), (21, 941876), (26, 760746), (28, 706407), (39, 507164), (42, 470938), (52, 380373), (59, 335244), (78, 253582), (84, 235469), (91, 217356), (118, 167622), (156, 126791), (177, 111748), (182, 108678), (236, 83811), (273, 72452), (307, 64428), (354, 55874), (364, 54339), (413, 47892), (546, 36226), (614, 32214), (708, 27937), (767, 25788), (826, 23946), (921, 21476), (1092, 18113), (1228, 16107), (1239, 15964), (1534, 12894), (1652, 11973), (1842, 10738), (2149, 9204), (2301, 8596), (2478, 7982), (3068, 6447), (3684, 5369), (3991, 4956), (4298, 4602)]