2208718988

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1\times {\mathrm{2203}}^1$

素因数の和:2862

約数の個数: 48

約数和(自身を含む): 4499545344

約数和(自身を除く): 2290826356

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 587, 854, 1174, 1708, 2203, 2348, 4109, 4406, 8218, 8812, 15421, 16436, 30842, 35807, 61684, 71614, 134383, 143228, 250649, 268766, 501298, 537532, 940681, 1002596, 1293161, 1881362, 2586322, 3762724, 5172644, 9052127, 18104254, 36208508, 78882821, 157765642, 315531284, 552179747, 1104359494, 2208718988]

約数ペア:

[(1, 2208718988), (2, 1104359494), (4, 552179747), (7, 315531284), (14, 157765642), (28, 78882821), (61, 36208508), (122, 18104254), (244, 9052127), (427, 5172644), (587, 3762724), (854, 2586322), (1174, 1881362), (1708, 1293161), (2203, 1002596), (2348, 940681), (4109, 537532), (4406, 501298), (8218, 268766), (8812, 250649), (15421, 143228), (16436, 134383), (30842, 71614), (35807, 61684)]