39999374

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{971}}^1$

素因数の和:1495

約数の個数: 16

約数和(自身を含む): 61585920

約数和(自身を除く): 21586546

約数列:

[1, 2, 43, 86, 479, 958, 971, 1942, 20597, 41194, 41753, 83506, 465109, 930218, 19999687, 39999374]

約数ペア:

[(1, 39999374), (2, 19999687), (43, 930218), (86, 465109), (479, 83506), (958, 41753), (971, 41194), (1942, 20597)]