2019103695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{20879}}^1$

素因数の和:21204

約数の個数: 48

約数和(自身を含む): 4012968960

約数和(自身を除く): 1993865265

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 307, 315, 921, 1535, 2149, 2763, 4605, 6447, 10745, 13815, 19341, 20879, 32235, 62637, 96705, 104395, 146153, 187911, 313185, 438459, 730765, 939555, 1315377, 2192295, 6409853, 6576885, 19229559, 32049265, 44868971, 57688677, 96147795, 134606913, 224344855, 288443385, 403820739, 673034565, 2019103695]

約数ペア:

[(1, 2019103695), (3, 673034565), (5, 403820739), (7, 288443385), (9, 224344855), (15, 134606913), (21, 96147795), (35, 57688677), (45, 44868971), (63, 32049265), (105, 19229559), (307, 6576885), (315, 6409853), (921, 2192295), (1535, 1315377), (2149, 939555), (2763, 730765), (4605, 438459), (6447, 313185), (10745, 187911), (13815, 146153), (19341, 104395), (20879, 96705), (32235, 62637)]