20980064339

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{9533}}^1$

素因数の和:9747

約数の個数: 32

約数和(自身を含む): 24055578624

約数和(自身を除く): 3075514285

約数列:

[1, 13, 31, 43, 127, 403, 559, 1333, 1651, 3937, 5461, 9533, 17329, 51181, 70993, 123929, 169291, 295523, 409919, 1210691, 2200783, 3841799, 5328947, 12707489, 15738983, 37531421, 52059713, 165197357, 487908473, 676776269, 1613851103, 20980064339]

約数ペア:

[(1, 20980064339), (13, 1613851103), (31, 676776269), (43, 487908473), (127, 165197357), (403, 52059713), (559, 37531421), (1333, 15738983), (1651, 12707489), (3937, 5328947), (5461, 3841799), (9533, 2200783), (17329, 1210691), (51181, 409919), (70993, 295523), (123929, 169291)]