20105683437

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{87587}}^1$

素因数の和:88257

約数の個数: 32

約数和(自身を含む): 32490243072

約数和(自身を除く): 12384559635

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 643, 1929, 4501, 10931, 13503, 32793, 76517, 87587, 229551, 262761, 613109, 1488979, 1839327, 4466937, 10422853, 31268559, 56318441, 168955323, 394229087, 957413497, 1182687261, 2872240491, 6701894479, 20105683437]

約数ペア:

[(1, 20105683437), (3, 6701894479), (7, 2872240491), (17, 1182687261), (21, 957413497), (51, 394229087), (119, 168955323), (357, 56318441), (643, 31268559), (1929, 10422853), (4501, 4466937), (10931, 1839327), (13503, 1488979), (32793, 613109), (76517, 262761), (87587, 229551)]