19960217858

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{115979}}^1$

素因数の和:116654

約数の個数: 32

約数和(自身を含む): 36074419200

約数和(自身を除く): 16114201342

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 647, 1294, 4529, 9058, 12293, 24586, 86051, 115979, 172102, 231958, 811853, 1623706, 2203601, 4407202, 15425207, 30850414, 75038413, 150076826, 525268891, 1050537782, 1425729847, 2851459694, 9980108929, 19960217858]

約数ペア:

[(1, 19960217858), (2, 9980108929), (7, 2851459694), (14, 1425729847), (19, 1050537782), (38, 525268891), (133, 150076826), (266, 75038413), (647, 30850414), (1294, 15425207), (4529, 4407202), (9058, 2203601), (12293, 1623706), (24586, 811853), (86051, 231958), (115979, 172102)]