20199018203

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{15569}}^1$

素因数の和:15911

約数の個数: 32

約数和(自身を含む): 25425187200

約数和(自身を除く): 5226168997

約数列:

[1, 7, 13, 53, 91, 269, 371, 689, 1883, 3497, 4823, 14257, 15569, 24479, 99799, 108983, 185341, 202397, 825157, 1297387, 1416779, 4188061, 5776099, 10727041, 29316427, 54444793, 75089287, 221967233, 381113551, 1553770631, 2885574029, 20199018203]

約数ペア:

[(1, 20199018203), (7, 2885574029), (13, 1553770631), (53, 381113551), (91, 221967233), (269, 75089287), (371, 54444793), (689, 29316427), (1883, 10727041), (3497, 5776099), (4823, 4188061), (14257, 1416779), (15569, 1297387), (24479, 825157), (99799, 202397), (108983, 185341)]