20199089085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{196901}}^1$

素因数の和:197893

約数の個数: 32

約数和(自身を含む): 36973469952

約数和(自身を除く): 16774380867

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 977, 2931, 4885, 6839, 14655, 20517, 34195, 102585, 196901, 590703, 984505, 1378307, 2953515, 4134921, 6891535, 20674605, 192372277, 577116831, 961861385, 1346605939, 2885584155, 4039817817, 6733029695, 20199089085]

約数ペア:

[(1, 20199089085), (3, 6733029695), (5, 4039817817), (7, 2885584155), (15, 1346605939), (21, 961861385), (35, 577116831), (105, 192372277), (977, 20674605), (2931, 6891535), (4885, 4134921), (6839, 2953515), (14655, 1378307), (20517, 984505), (34195, 590703), (102585, 196901)]