208156948

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{5273}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 372133440

約数和(自身を除く): 163976492

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 556, 5273, 9869, 10546, 19738, 21092, 39476, 374383, 732947, 748766, 1465894, 1497532, 2931788, 52039237, 104078474, 208156948]

約数ペア:

[(1, 208156948), (2, 104078474), (4, 52039237), (71, 2931788), (139, 1497532), (142, 1465894), (278, 748766), (284, 732947), (556, 374383), (5273, 39476), (9869, 21092), (10546, 19738)]