18886574

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28703}}^1$

素因数の和:28759

約数の個数: 16

約数和(自身を含む): 33067008

約数和(自身を除く): 14180434

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 28703, 57406, 200921, 401842, 1349041, 2698082, 9443287, 18886574]

約数ペア:

[(1, 18886574), (2, 9443287), (7, 2698082), (14, 1349041), (47, 401842), (94, 200921), (329, 57406), (658, 28703)]