20177687792

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3493367}}^1$

素因数の和:3493413

約数の個数: 30

約数和(自身を含む): 41260169448

約数和(自身を除く): 21082481656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 3493367, 6986734, 13973468, 27946936, 55893872, 66373973, 132747946, 265495892, 530991784, 1061983568, 1261105487, 2522210974, 5044421948, 10088843896, 20177687792]

約数ペア:

[(1, 20177687792), (2, 10088843896), (4, 5044421948), (8, 2522210974), (16, 1261105487), (19, 1061983568), (38, 530991784), (76, 265495892), (152, 132747946), (304, 66373973), (361, 55893872), (722, 27946936), (1444, 13973468), (2888, 6986734), (5776, 3493367)]