19817952

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:421

約数の個数: 144

約数和(自身を含む): 66189312

約数和(自身を除く): 46371360

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 383, 392, 462, 528, 539, 588, 616, 672, 766, 784, 924, 1056, 1078, 1149, 1176, 1232, 1532, 1568, 1617, 1848, 2156, 2298, 2352, 2464, 2681, 3064, 3234, 3696, 4213, 4312, 4596, 4704, 5362, 6128, 6468, 7392, 8043, 8426, 8624, 9192, 10724, 12256, 12639, 12936, 16086, 16852, 17248, 18384, 18767, 21448, 25278, 25872, 29491, 32172, 33704, 36768, 37534, 42896, 50556, 51744, 56301, 58982, 64344, 67408, 75068, 85792, 88473, 101112, 112602, 117964, 128688, 134816, 150136, 176946, 202224, 206437, 225204, 235928, 257376, 300272, 353892, 404448, 412874, 450408, 471856, 600544, 619311, 707784, 825748, 900816, 943712, 1238622, 1415568, 1651496, 1801632, 2477244, 2831136, 3302992, 4954488, 6605984, 9908976, 19817952]

約数ペア:

[(1, 19817952), (2, 9908976), (3, 6605984), (4, 4954488), (6, 3302992), (7, 2831136), (8, 2477244), (11, 1801632), (12, 1651496), (14, 1415568), (16, 1238622), (21, 943712), (22, 900816), (24, 825748), (28, 707784), (32, 619311), (33, 600544), (42, 471856), (44, 450408), (48, 412874), (49, 404448), (56, 353892), (66, 300272), (77, 257376), (84, 235928), (88, 225204), (96, 206437), (98, 202224), (112, 176946), (132, 150136), (147, 134816), (154, 128688), (168, 117964), (176, 112602), (196, 101112), (224, 88473), (231, 85792), (264, 75068), (294, 67408), (308, 64344), (336, 58982), (352, 56301), (383, 51744), (392, 50556), (462, 42896), (528, 37534), (539, 36768), (588, 33704), (616, 32172), (672, 29491), (766, 25872), (784, 25278), (924, 21448), (1056, 18767), (1078, 18384), (1149, 17248), (1176, 16852), (1232, 16086), (1532, 12936), (1568, 12639), (1617, 12256), (1848, 10724), (2156, 9192), (2298, 8624), (2352, 8426), (2464, 8043), (2681, 7392), (3064, 6468), (3234, 6128), (3696, 5362), (4213, 4704), (4312, 4596)]