19182016

素因数分解:

$2^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:977

約数の個数: 56

約数和(自身を含む): 44476416

約数和(自身を除く): 25294400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 188, 224, 329, 376, 448, 658, 752, 911, 1316, 1504, 1822, 2632, 3008, 3644, 5264, 6377, 7288, 10528, 12754, 14576, 21056, 25508, 29152, 42817, 51016, 58304, 85634, 102032, 171268, 204064, 299719, 342536, 408128, 599438, 685072, 1198876, 1370144, 2397752, 2740288, 4795504, 9591008, 19182016]

約数ペア:

[(1, 19182016), (2, 9591008), (4, 4795504), (7, 2740288), (8, 2397752), (14, 1370144), (16, 1198876), (28, 685072), (32, 599438), (47, 408128), (56, 342536), (64, 299719), (94, 204064), (112, 171268), (188, 102032), (224, 85634), (329, 58304), (376, 51016), (448, 42817), (658, 29152), (752, 25508), (911, 21056), (1316, 14576), (1504, 12754), (1822, 10528), (2632, 7288), (3008, 6377), (3644, 5264)]