20321566292

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{2383}}^1\times {\mathrm{19559}}^1$

素因数の和:22055

約数の個数: 24

約数和(自身を含む): 35905900800

約数和(自身を除く): 15584334508

約数列:

[1, 2, 4, 109, 218, 436, 2383, 4766, 9532, 19559, 39118, 78236, 259747, 519494, 1038988, 2131931, 4263862, 8527724, 46609097, 93218194, 186436388, 5080391573, 10160783146, 20321566292]

約数ペア:

[(1, 20321566292), (2, 10160783146), (4, 5080391573), (109, 186436388), (218, 93218194), (436, 46609097), (2383, 8527724), (4766, 4263862), (9532, 2131931), (19559, 1038988), (39118, 519494), (78236, 259747)]