19841206

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6820

約数の個数: 32

約数和(自身を含む): 39064320

約数和(自身を除く): 19223114

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 6781, 13562, 47467, 74591, 94934, 128839, 149182, 257678, 522137, 901873, 1044274, 1417229, 1803746, 2834458, 9920603, 19841206]

約数ペア:

[(1, 19841206), (2, 9920603), (7, 2834458), (11, 1803746), (14, 1417229), (19, 1044274), (22, 901873), (38, 522137), (77, 257678), (133, 149182), (154, 128839), (209, 94934), (266, 74591), (418, 47467), (1463, 13562), (2926, 6781)]