208020550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{218969}}^1$

素因数の和:219000

約数の個数: 24

約数和(自身を含む): 407284200

約数和(自身を除く): 199263650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 218969, 437938, 1094845, 2189690, 4160411, 5474225, 8320822, 10948450, 20802055, 41604110, 104010275, 208020550]

約数ペア:

[(1, 208020550), (2, 104010275), (5, 41604110), (10, 20802055), (19, 10948450), (25, 8320822), (38, 5474225), (50, 4160411), (95, 2189690), (190, 1094845), (475, 437938), (950, 218969)]