19139344

素因数分解:

$2^4\times 7^1\times {\mathrm{170887}}^1$

素因数の和:170902

約数の個数: 20

約数和(自身を含む): 42380224

約数和(自身を除く): 23240880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 170887, 341774, 683548, 1196209, 1367096, 2392418, 2734192, 4784836, 9569672, 19139344]

約数ペア:

[(1, 19139344), (2, 9569672), (4, 4784836), (7, 2734192), (8, 2392418), (14, 1367096), (16, 1196209), (28, 683548), (56, 341774), (112, 170887)]