18868192

素因数分解:

$2^5\times 7^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 42844032

約数和(自身を除く): 23975840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 131, 224, 262, 524, 643, 917, 1048, 1286, 1834, 2096, 2572, 3668, 4192, 4501, 5144, 7336, 9002, 10288, 14672, 18004, 20576, 29344, 36008, 72016, 84233, 144032, 168466, 336932, 589631, 673864, 1179262, 1347728, 2358524, 2695456, 4717048, 9434096, 18868192]

約数ペア:

[(1, 18868192), (2, 9434096), (4, 4717048), (7, 2695456), (8, 2358524), (14, 1347728), (16, 1179262), (28, 673864), (32, 589631), (56, 336932), (112, 168466), (131, 144032), (224, 84233), (262, 72016), (524, 36008), (643, 29344), (917, 20576), (1048, 18004), (1286, 14672), (1834, 10288), (2096, 9002), (2572, 7336), (3668, 5144), (4192, 4501)]