20290724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1667}}^1$

素因数の和:1867

約数の個数: 24

約数和(自身を含む): 37830240

約数和(自身を除く): 17539516

約数列:

[1, 2, 4, 17, 34, 68, 179, 358, 716, 1667, 3043, 3334, 6086, 6668, 12172, 28339, 56678, 113356, 298393, 596786, 1193572, 5072681, 10145362, 20290724]

約数ペア:

[(1, 20290724), (2, 10145362), (4, 5072681), (17, 1193572), (34, 596786), (68, 298393), (179, 113356), (358, 56678), (716, 28339), (1667, 12172), (3043, 6668), (3334, 6086)]