19128276

素因数分解:

$2^2\times 3^2\times {\mathrm{719}}^1\times {\mathrm{739}}^1$

素因数の和:1468

約数の個数: 36

約数和(自身を含む): 48484800

約数和(自身を除く): 29356524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 719, 739, 1438, 1478, 2157, 2217, 2876, 2956, 4314, 4434, 6471, 6651, 8628, 8868, 12942, 13302, 25884, 26604, 531341, 1062682, 1594023, 2125364, 3188046, 4782069, 6376092, 9564138, 19128276]

約数ペア:

[(1, 19128276), (2, 9564138), (3, 6376092), (4, 4782069), (6, 3188046), (9, 2125364), (12, 1594023), (18, 1062682), (36, 531341), (719, 26604), (739, 25884), (1438, 13302), (1478, 12942), (2157, 8868), (2217, 8628), (2876, 6651), (2956, 6471), (4314, 4434)]