208564862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{26261}}^1$

素因数の和:26312

約数の個数: 24

約数和(自身を含む): 360209592

約数和(自身を除く): 151644730

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 26261, 52522, 288871, 498959, 577742, 997918, 5488549, 9480221, 10977098, 18960442, 104282431, 208564862]

約数ペア:

[(1, 208564862), (2, 104282431), (11, 18960442), (19, 10977098), (22, 9480221), (38, 5488549), (209, 997918), (361, 577742), (418, 498959), (722, 288871), (3971, 52522), (7942, 26261)]