19337142712

素因数分解:

$2^3\times {\mathrm{1997}}^1\times {\mathrm{1210387}}^1$

素因数の和:1212390

約数の個数: 16

約数和(自身を含む): 36275328360

約数和(自身を除く): 16938185648

約数列:

[1, 2, 4, 8, 1997, 3994, 7988, 15976, 1210387, 2420774, 4841548, 9683096, 2417142839, 4834285678, 9668571356, 19337142712]

約数ペア:

[(1, 19337142712), (2, 9668571356), (4, 4834285678), (8, 2417142839), (1997, 9683096), (3994, 4841548), (7988, 2420774), (15976, 1210387)]