20715842

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{13829}}^1$

素因数の和:13945

約数の個数: 16

約数和(自身を含む): 35847360

約数和(自身を除く): 15131518

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 13829, 27658, 96803, 193606, 1479703, 2959406, 10357921, 20715842]

約数ペア:

[(1, 20715842), (2, 10357921), (7, 2959406), (14, 1479703), (107, 193606), (214, 96803), (749, 27658), (1498, 13829)]