19612138

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 36457344

約数和(自身を除く): 16845206

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 197, 394, 547, 1094, 1379, 2561, 2758, 3829, 5122, 7111, 7658, 14222, 17927, 35854, 49777, 99554, 107759, 215518, 754313, 1400867, 1508626, 2801734, 9806069, 19612138]

約数ペア:

[(1, 19612138), (2, 9806069), (7, 2801734), (13, 1508626), (14, 1400867), (26, 754313), (91, 215518), (182, 107759), (197, 99554), (394, 49777), (547, 35854), (1094, 17927), (1379, 14222), (2561, 7658), (2758, 7111), (3829, 5122)]