20614728

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5471}}^1$

素因数の和:5637

約数の個数: 32

約数和(自身を含む): 51874560

約数和(自身を除く): 31259832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5471, 10942, 16413, 21884, 32826, 43768, 65652, 131304, 858947, 1717894, 2576841, 3435788, 5153682, 6871576, 10307364, 20614728]

約数ペア:

[(1, 20614728), (2, 10307364), (3, 6871576), (4, 5153682), (6, 3435788), (8, 2576841), (12, 1717894), (24, 858947), (157, 131304), (314, 65652), (471, 43768), (628, 32826), (942, 21884), (1256, 16413), (1884, 10942), (3768, 5471)]