208120784

素因数分解:

$2^4\times {\mathrm{2551}}^1\times {\mathrm{5099}}^1$

素因数の和:7658

約数の個数: 20

約数和(自身を含む): 403471200

約数和(自身を除く): 195350416

約数列:

[1, 2, 4, 8, 16, 2551, 5099, 5102, 10198, 10204, 20396, 20408, 40792, 40816, 81584, 13007549, 26015098, 52030196, 104060392, 208120784]

約数ペア:

[(1, 208120784), (2, 104060392), (4, 52030196), (8, 26015098), (16, 13007549), (2551, 81584), (5099, 40816), (5102, 40792), (10198, 20408), (10204, 20396)]