209520752

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{98459}}^1$

素因数の和:98493

約数の個数: 40

約数和(自身を含む): 488361600

約数和(自身を除く): 278840848

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 98459, 196918, 393836, 689213, 787672, 1378426, 1575344, 1870721, 2756852, 3741442, 5513704, 7482884, 11027408, 13095047, 14965768, 26190094, 29931536, 52380188, 104760376, 209520752]

約数ペア:

[(1, 209520752), (2, 104760376), (4, 52380188), (7, 29931536), (8, 26190094), (14, 14965768), (16, 13095047), (19, 11027408), (28, 7482884), (38, 5513704), (56, 3741442), (76, 2756852), (112, 1870721), (133, 1575344), (152, 1378426), (266, 787672), (304, 689213), (532, 393836), (1064, 196918), (2128, 98459)]