19180784

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4177}}^1$

素因数の和:4233

約数の個数: 40

約数和(自身を含む): 43518048

約数和(自身を除く): 24337264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4177, 4592, 8354, 16708, 29239, 33416, 58478, 66832, 116956, 171257, 233912, 342514, 467824, 685028, 1198799, 1370056, 2397598, 2740112, 4795196, 9590392, 19180784]

約数ペア:

[(1, 19180784), (2, 9590392), (4, 4795196), (7, 2740112), (8, 2397598), (14, 1370056), (16, 1198799), (28, 685028), (41, 467824), (56, 342514), (82, 233912), (112, 171257), (164, 116956), (287, 66832), (328, 58478), (574, 33416), (656, 29239), (1148, 16708), (2296, 8354), (4177, 4592)]