20409504003

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{116911}}^1$

素因数の和:117104

約数の個数: 48

約数和(自身を含む): 35892919296

約数和(自身を除く): 15483415293

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 163, 357, 489, 1071, 1141, 1467, 2771, 3423, 8313, 10269, 19397, 24939, 58191, 116911, 174573, 350733, 818377, 1052199, 1987487, 2455131, 5962461, 7365393, 13912409, 17887383, 19056493, 41737227, 57169479, 125211681, 133395451, 171508437, 323960381, 400186353, 971881143, 1200559059, 2267722667, 2915643429, 6803168001, 20409504003]

約数ペア:

[(1, 20409504003), (3, 6803168001), (7, 2915643429), (9, 2267722667), (17, 1200559059), (21, 971881143), (51, 400186353), (63, 323960381), (119, 171508437), (153, 133395451), (163, 125211681), (357, 57169479), (489, 41737227), (1071, 19056493), (1141, 17887383), (1467, 13912409), (2771, 7365393), (3423, 5962461), (8313, 2455131), (10269, 1987487), (19397, 1052199), (24939, 818377), (58191, 350733), (116911, 174573)]