16772516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1109}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 31080000

約数和(自身を除く): 14307484

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 1109, 2218, 3781, 4436, 7562, 15124, 21071, 42142, 84284, 220691, 441382, 882764, 4193129, 8386258, 16772516]

約数ペア:

[(1, 16772516), (2, 8386258), (4, 4193129), (19, 882764), (38, 441382), (76, 220691), (199, 84284), (398, 42142), (796, 21071), (1109, 15124), (2218, 7562), (3781, 4436)]