208519486

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{37517}}^1$

素因数の和:37923

約数の個数: 16

約数和(自身を含む): 358371936

約数和(自身を除く): 149852450

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 37517, 75034, 262619, 525238, 14894249, 29788498, 104259743, 208519486]

約数ペア:

[(1, 208519486), (2, 104259743), (7, 29788498), (14, 14894249), (397, 525238), (794, 262619), (2779, 75034), (5558, 37517)]