17621994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1439}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 20601366

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 1439, 2041, 2878, 4082, 4317, 6123, 8634, 12246, 18707, 37414, 56121, 112242, 225923, 451846, 677769, 1355538, 2936999, 5873998, 8810997, 17621994]

約数ペア:

[(1, 17621994), (2, 8810997), (3, 5873998), (6, 2936999), (13, 1355538), (26, 677769), (39, 451846), (78, 225923), (157, 112242), (314, 56121), (471, 37414), (942, 18707), (1439, 12246), (2041, 8634), (2878, 6123), (4082, 4317)]