19143017936

素因数分解:

$2^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{617039}}^1$

素因数の和:617331

約数の個数: 40

約数和(自身を含む): 42541205760

約数和(自身を除く): 23398187824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 277, 554, 1108, 1939, 2216, 3878, 4432, 7756, 15512, 31024, 617039, 1234078, 2468156, 4319273, 4936312, 8638546, 9872624, 17277092, 34554184, 69108368, 170919803, 341839606, 683679212, 1196438621, 1367358424, 2392877242, 2734716848, 4785754484, 9571508968, 19143017936]

約数ペア:

[(1, 19143017936), (2, 9571508968), (4, 4785754484), (7, 2734716848), (8, 2392877242), (14, 1367358424), (16, 1196438621), (28, 683679212), (56, 341839606), (112, 170919803), (277, 69108368), (554, 34554184), (1108, 17277092), (1939, 9872624), (2216, 8638546), (3878, 4936312), (4432, 4319273), (7756, 2468156), (15512, 1234078), (31024, 617039)]