208536514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2218

約数の個数: 32

約数和(自身を含む): 343094400

約数和(自身を除く): 134557886

約数列:

[1, 2, 19, 37, 38, 71, 74, 142, 703, 1349, 1406, 2089, 2627, 2698, 4178, 5254, 39691, 49913, 77293, 79382, 99826, 148319, 154586, 296638, 1468567, 2818061, 2937134, 5487803, 5636122, 10975606, 104268257, 208536514]

約数ペア:

[(1, 208536514), (2, 104268257), (19, 10975606), (37, 5636122), (38, 5487803), (71, 2937134), (74, 2818061), (142, 1468567), (703, 296638), (1349, 154586), (1406, 148319), (2089, 99826), (2627, 79382), (2698, 77293), (4178, 49913), (5254, 39691)]