20173944973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1\times {\mathrm{8783}}^1$

素因数の和:9433

約数の個数: 32

約数和(自身を含む): 25453080576

約数和(自身を除く): 5279135603

約数列:

[1, 7, 13, 43, 91, 301, 559, 587, 3913, 4109, 7631, 8783, 25241, 53417, 61481, 114179, 176687, 328133, 377669, 799253, 2296931, 2643683, 4909697, 5155621, 34367879, 36089347, 67023073, 221691703, 469161511, 1551841921, 2881992139, 20173944973]

約数ペア:

[(1, 20173944973), (7, 2881992139), (13, 1551841921), (43, 469161511), (91, 221691703), (301, 67023073), (559, 36089347), (587, 34367879), (3913, 5155621), (4109, 4909697), (7631, 2643683), (8783, 2296931), (25241, 799253), (53417, 377669), (61481, 328133), (114179, 176687)]