1994231812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2237}}^1$

素因数の和:2428

約数の個数: 48

約数和(自身を含む): 3672611712

約数和(自身を除く): 1678379900

約数列:

[1, 2, 4, 43, 71, 73, 86, 142, 146, 172, 284, 292, 2237, 3053, 3139, 4474, 5183, 6106, 6278, 8948, 10366, 12212, 12556, 20732, 96191, 158827, 163301, 192382, 222869, 317654, 326602, 384764, 445738, 635308, 653204, 891476, 6829561, 7021943, 11594371, 13659122, 14043886, 23188742, 27318244, 28087772, 46377484, 498557953, 997115906, 1994231812]

約数ペア:

[(1, 1994231812), (2, 997115906), (4, 498557953), (43, 46377484), (71, 28087772), (73, 27318244), (86, 23188742), (142, 14043886), (146, 13659122), (172, 11594371), (284, 7021943), (292, 6829561), (2237, 891476), (3053, 653204), (3139, 635308), (4474, 445738), (5183, 384764), (6106, 326602), (6278, 317654), (8948, 222869), (10366, 192382), (12212, 163301), (12556, 158827), (20732, 96191)]