20722728962

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{719}}^1\times {\mathrm{1201}}^1$

素因数の和:2019

約数の個数: 48

約数和(自身を含む): 34209112320

約数和(自身を除く): 13486383358

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 719, 923, 1201, 1438, 1846, 2402, 9347, 11999, 15613, 18694, 23998, 31226, 51049, 85271, 102098, 121511, 170542, 202969, 243022, 405938, 663637, 863519, 1108523, 1327274, 1727038, 2217046, 8627281, 11225747, 14410799, 17254562, 22451494, 28821598, 61309849, 122619698, 145934711, 291869422, 797028037, 1594056074, 10361364481, 20722728962]

約数ペア:

[(1, 20722728962), (2, 10361364481), (13, 1594056074), (26, 797028037), (71, 291869422), (142, 145934711), (169, 122619698), (338, 61309849), (719, 28821598), (923, 22451494), (1201, 17254562), (1438, 14410799), (1846, 11225747), (2402, 8627281), (9347, 2217046), (11999, 1727038), (15613, 1327274), (18694, 1108523), (23998, 863519), (31226, 663637), (51049, 405938), (85271, 243022), (102098, 202969), (121511, 170542)]