19852833

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 35869568

約数和(自身を除く): 16016735

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 121, 143, 231, 273, 363, 429, 601, 847, 1001, 1573, 1803, 2541, 3003, 4207, 4719, 6611, 7813, 11011, 12621, 19833, 23439, 33033, 46277, 54691, 72721, 85943, 138831, 164073, 218163, 257829, 509047, 601601, 945373, 1527141, 1804803, 2836119, 6617611, 19852833]

約数ペア:

[(1, 19852833), (3, 6617611), (7, 2836119), (11, 1804803), (13, 1527141), (21, 945373), (33, 601601), (39, 509047), (77, 257829), (91, 218163), (121, 164073), (143, 138831), (231, 85943), (273, 72721), (363, 54691), (429, 46277), (601, 33033), (847, 23439), (1001, 19833), (1573, 12621), (1803, 11011), (2541, 7813), (3003, 6611), (4207, 4719)]