390870194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19249}}^1$

素因数の和:19346

約数の個数: 32

約数和(自身を含む): 698544000

約数和(自身を除く): 307673806

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1562, 1846, 10153, 19249, 20306, 38498, 211739, 250237, 423478, 500474, 1366679, 2733358, 2752607, 5505214, 15033469, 17766827, 30066938, 35533654, 195435097, 390870194]

約数ペア:

[(1, 390870194), (2, 195435097), (11, 35533654), (13, 30066938), (22, 17766827), (26, 15033469), (71, 5505214), (142, 2752607), (143, 2733358), (286, 1366679), (781, 500474), (923, 423478), (1562, 250237), (1846, 211739), (10153, 38498), (19249, 20306)]