19882368

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{523}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 64137600

約数和(自身を除く): 44255232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 384, 396, 432, 523, 528, 576, 594, 704, 792, 864, 1046, 1056, 1152, 1188, 1408, 1569, 1584, 1728, 2092, 2112, 2376, 3138, 3168, 3456, 4184, 4224, 4707, 4752, 5753, 6276, 6336, 8368, 9414, 9504, 11506, 12552, 12672, 14121, 16736, 17259, 18828, 19008, 23012, 25104, 28242, 33472, 34518, 37656, 38016, 46024, 50208, 51777, 56484, 66944, 69036, 75312, 92048, 100416, 103554, 112968, 138072, 150624, 155331, 184096, 200832, 207108, 225936, 276144, 301248, 310662, 368192, 414216, 451872, 552288, 602496, 621324, 736384, 828432, 903744, 1104576, 1242648, 1656864, 1807488, 2209152, 2485296, 3313728, 4970592, 6627456, 9941184, 19882368]

約数ペア:

[(1, 19882368), (2, 9941184), (3, 6627456), (4, 4970592), (6, 3313728), (8, 2485296), (9, 2209152), (11, 1807488), (12, 1656864), (16, 1242648), (18, 1104576), (22, 903744), (24, 828432), (27, 736384), (32, 621324), (33, 602496), (36, 552288), (44, 451872), (48, 414216), (54, 368192), (64, 310662), (66, 301248), (72, 276144), (88, 225936), (96, 207108), (99, 200832), (108, 184096), (128, 155331), (132, 150624), (144, 138072), (176, 112968), (192, 103554), (198, 100416), (216, 92048), (264, 75312), (288, 69036), (297, 66944), (352, 56484), (384, 51777), (396, 50208), (432, 46024), (523, 38016), (528, 37656), (576, 34518), (594, 33472), (704, 28242), (792, 25104), (864, 23012), (1046, 19008), (1056, 18828), (1152, 17259), (1188, 16736), (1408, 14121), (1569, 12672), (1584, 12552), (1728, 11506), (2092, 9504), (2112, 9414), (2376, 8368), (3138, 6336), (3168, 6276), (3456, 5753), (4184, 4752), (4224, 4707)]