20697366902

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1\times {\mathrm{3229}}^1$

素因数の和:4368

約数の個数: 32

約数和(自身を含む): 32244754080

約数和(自身を除く): 11547387178

約数列:

[1, 2, 43, 73, 86, 146, 1021, 2042, 3139, 3229, 6278, 6458, 43903, 74533, 87806, 138847, 149066, 235717, 277694, 471434, 3204919, 3296809, 6409838, 6593618, 10135831, 20271662, 141762787, 240667057, 283525574, 481334114, 10348683451, 20697366902]

約数ペア:

[(1, 20697366902), (2, 10348683451), (43, 481334114), (73, 283525574), (86, 240667057), (146, 141762787), (1021, 20271662), (2042, 10135831), (3139, 6593618), (3229, 6409838), (6278, 3296809), (6458, 3204919), (43903, 471434), (74533, 277694), (87806, 235717), (138847, 149066)]