19247437

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 22933152

約数和(自身を除く): 3685715

約数列:

[1, 11, 19, 37, 131, 209, 361, 407, 703, 1441, 2489, 3971, 4847, 7733, 13357, 27379, 47291, 53317, 92093, 146927, 520201, 1013023, 1749767, 19247437]

約数ペア:

[(1, 19247437), (11, 1749767), (19, 1013023), (37, 520201), (131, 146927), (209, 92093), (361, 53317), (407, 47291), (703, 27379), (1441, 13357), (2489, 7733), (3971, 4847)]