19475536

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7753}}^1$

素因数の和:7918

約数の個数: 20

約数和(自身を含む): 37979092

約数和(自身を除く): 18503556

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7753, 15506, 31012, 62024, 124048, 1217221, 2434442, 4868884, 9737768, 19475536]

約数ペア:

[(1, 19475536), (2, 9737768), (4, 4868884), (8, 2434442), (16, 1217221), (157, 124048), (314, 62024), (628, 31012), (1256, 15506), (2512, 7753)]