20325549

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{761}}^1$

素因数の和:1100

約数の個数: 16

約数和(自身を含む): 28163520

約数和(自身を除く): 7837971

約数列:

[1, 3, 29, 87, 307, 761, 921, 2283, 8903, 22069, 26709, 66207, 233627, 700881, 6775183, 20325549]

約数ペア:

[(1, 20325549), (3, 6775183), (29, 700881), (87, 233627), (307, 66207), (761, 26709), (921, 22069), (2283, 8903)]