19876416

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:688

約数の個数: 112

約数和(自身を含む): 62813184

約数和(自身を除く): 42936768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 138, 161, 168, 184, 192, 224, 276, 322, 336, 368, 448, 483, 552, 643, 644, 672, 736, 966, 1104, 1286, 1288, 1344, 1472, 1929, 1932, 2208, 2572, 2576, 3858, 3864, 4416, 4501, 5144, 5152, 7716, 7728, 9002, 10288, 10304, 13503, 14789, 15432, 15456, 18004, 20576, 27006, 29578, 30864, 30912, 36008, 41152, 44367, 54012, 59156, 61728, 72016, 88734, 103523, 108024, 118312, 123456, 144032, 177468, 207046, 216048, 236624, 288064, 310569, 354936, 414092, 432096, 473248, 621138, 709872, 828184, 864192, 946496, 1242276, 1419744, 1656368, 2484552, 2839488, 3312736, 4969104, 6625472, 9938208, 19876416]

約数ペア:

[(1, 19876416), (2, 9938208), (3, 6625472), (4, 4969104), (6, 3312736), (7, 2839488), (8, 2484552), (12, 1656368), (14, 1419744), (16, 1242276), (21, 946496), (23, 864192), (24, 828184), (28, 709872), (32, 621138), (42, 473248), (46, 432096), (48, 414092), (56, 354936), (64, 310569), (69, 288064), (84, 236624), (92, 216048), (96, 207046), (112, 177468), (138, 144032), (161, 123456), (168, 118312), (184, 108024), (192, 103523), (224, 88734), (276, 72016), (322, 61728), (336, 59156), (368, 54012), (448, 44367), (483, 41152), (552, 36008), (643, 30912), (644, 30864), (672, 29578), (736, 27006), (966, 20576), (1104, 18004), (1286, 15456), (1288, 15432), (1344, 14789), (1472, 13503), (1929, 10304), (1932, 10288), (2208, 9002), (2572, 7728), (2576, 7716), (3858, 5152), (3864, 5144), (4416, 4501)]