204655796

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{720619}}^1$

素因数の和:720694

約数の個数: 12

約数和(自身を含む): 363192480

約数和(自身を除く): 158536684

約数列:

[1, 2, 4, 71, 142, 284, 720619, 1441238, 2882476, 51163949, 102327898, 204655796]

約数ペア:

[(1, 204655796), (2, 102327898), (4, 51163949), (71, 2882476), (142, 1441238), (284, 720619)]