20320824

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5393}}^1$

素因数の和:5559

約数の個数: 32

約数和(自身を含む): 51135120

約数和(自身を除く): 30814296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5393, 10786, 16179, 21572, 32358, 43144, 64716, 129432, 846701, 1693402, 2540103, 3386804, 5080206, 6773608, 10160412, 20320824]

約数ペア:

[(1, 20320824), (2, 10160412), (3, 6773608), (4, 5080206), (6, 3386804), (8, 2540103), (12, 1693402), (24, 846701), (157, 129432), (314, 64716), (471, 43144), (628, 32358), (942, 21572), (1256, 16179), (1884, 10786), (3768, 5393)]