18764368

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{701}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 41783040

約数和(自身を除く): 23018672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 701, 956, 1402, 1673, 1912, 2804, 3346, 3824, 4907, 5608, 6692, 9814, 11216, 13384, 19628, 26768, 39256, 78512, 167539, 335078, 670156, 1172773, 1340312, 2345546, 2680624, 4691092, 9382184, 18764368]

約数ペア:

[(1, 18764368), (2, 9382184), (4, 4691092), (7, 2680624), (8, 2345546), (14, 1340312), (16, 1172773), (28, 670156), (56, 335078), (112, 167539), (239, 78512), (478, 39256), (701, 26768), (956, 19628), (1402, 13384), (1673, 11216), (1912, 9814), (2804, 6692), (3346, 5608), (3824, 4907)]