39404554

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20249}}^1$

素因数の和:20397

約数の個数: 16

約数和(自身を含む): 68040000

約数和(自身を除く): 28635446

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 20249, 40498, 141743, 283486, 2814611, 5629222, 19702277, 39404554]

約数ペア:

[(1, 39404554), (2, 19702277), (7, 5629222), (14, 2814611), (139, 283486), (278, 141743), (973, 40498), (1946, 20249)]