19621119

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1051}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 30701568

約数和(自身を除く): 11080449

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 1051, 2667, 3153, 6223, 7357, 18669, 22071, 51499, 133477, 154497, 400431, 934339, 2803017, 6540373, 19621119]

約数ペア:

[(1, 19621119), (3, 6540373), (7, 2803017), (21, 934339), (49, 400431), (127, 154497), (147, 133477), (381, 51499), (889, 22071), (1051, 18669), (2667, 7357), (3153, 6223)]