20860794

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5441}}^1$

素因数の和:5523

約数の個数: 32

約数和(自身を含む): 47018880

約数和(自身を除く): 26158086

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5441, 10882, 16323, 32646, 48969, 97938, 146907, 293814, 386311, 772622, 1158933, 2317866, 3476799, 6953598, 10430397, 20860794]

約数ペア:

[(1, 20860794), (2, 10430397), (3, 6953598), (6, 3476799), (9, 2317866), (18, 1158933), (27, 772622), (54, 386311), (71, 293814), (142, 146907), (213, 97938), (426, 48969), (639, 32646), (1278, 16323), (1917, 10882), (3834, 5441)]